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Mathematics Volume VI 100 Proportion Calculation Problem.
3/5:x= 1/3:2 x=3.6?

3:8= 15:x x=40?

x:9=4:3 x= 12?

1/4: 1/8 = x: 1/ 10 x = 1/5?

1.25:0.25=x: 1.6 x=8?

3/4:x=3: 12 x=3?

5:8=40:x x=64?

x:3/4= 1/5:2/5 x=3/8?

140:2=x:5 x=350?

6.5:x=3.25:4 x=8X:20=0.4:6

6X=20*0.4

X=4/3?

45:9=x:3

32:4=X:8

38:60=x:30

25:40=x:60

1 1:50=x: 100

18:25=x:75

85: 1664=x:6 124?

14%:X=4.75:57/8

1)3X-( 1/2+ 1/4)= 7/ 12?

3X=7/ 12+3/4?

3X=4/3?

X=4/9?

(2) 6.6-5X=3/4-4X?

6.6-0.75=-4X+5X?

X=5.85?

(3) 1. 1X+2.2 = 5.5-3.3X?

1. 1X+3.3X=5.5-2.2?

4.4X=3.3?

X=3/4=4/3?

What else is there?

(0.5+x)+x=9.8÷2?

2(X+X+0.5)=9.8?

25000+x=6x?

3200=450+5X+X?

X-0.8X=6?

12x-8x=4.8?

7.5*2X= 15?

1.2x=8 1.6?

x+5.6=9.4?

52-x = 15?

9 1÷x = 1.3?

X+8.3= 10.7?

15x =3?

3x-8= 16?

7(x-2)=2x+3?

3x+9=27 18(x-2)=270?

12x=300-4x?

7x+5.3=7.4?

3x÷5=4.8?

30÷x+25=85?

1.4×8-2x=6?

6x- 12.8×3=0.06?

4 10-3x= 170?

3(x+0.5)=2 1?

0.5x+8=43?

6x-3x= 18?

1.5x+ 18=3x?

5×3-x÷2=8?

0.273÷x=0.35?

1.8x=0.972?

x÷0.756=90?

9x-40=5?

x÷5+9=2 1?

48-27+5x=3 1?

10.5+x+2 1=56?

x+2x+ 18=78?

(200-x)÷5=30?

(x- 140)÷70=4?

0. 1(x+6)=3.3×0.4?

4(x-5.6)= 1.6