Question

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x:250=5.08:12.5

Answer 1

x=101.6
x/250=5.08/12.5
12.5x=1270
1270/12.5=
101.6

Answer 2

x = 102

Explanation:

Let's consider the following equality.

x:250=5.08:12.5

We can write this proportion in the fractional form.

x/250=5.08/12.5

We can find the value of x applying the cross product property of proportions.

x × 12.5 = 5.08 × 250

x × 12.5 = 1270

x = 1270/12.5

x = 102 (we round off to 3 significant figures)