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Question
Find the value of x of the following such that the given numbers are in proportion.
14, 42, x and 75
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Solution
14, 42, x and 75 are in proportion
`14/42="x"/75`
⇒ 14 × 75 =x × 42
⇒ x = `(14xx75)/42=25`
∴ x = 25
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