Verifying Proportions by Cross Multiplication Method
Find the valu...
Question
Find the value of x in this equivalent ratio:
x : 16 : : 57 : 114
A
8
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B
16
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C
9
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D
10
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Solution
The correct option is A 8 Write the given proportion x : 16 : : 57 : 114 in this format: ⇒x16=57114
By cross-multiplication, we get ⇒x×114=57×16 ⇒x×2×57=57×16 ⇒x=162=8
Hence, value of x is 8.