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प्रश्न
Find the fourth term of the proportion whose first, second, and third terms are 18, 27, and 32 respectively.
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उत्तर
Let the fourth term = x
18 : 27 : : 32 : x
⇒ 18 × x = 27 × 32
⇒ x = `(27xx32)/18` = 3 × 16 = 48
Fourth term = 48
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