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Finding the Fourth Proportional to 71,861.64, 107,841.78 and 25,114.56

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Solution

The fourth proportional to 71,861.64, 107,841.78 and 25,114.56 is: 37,689.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,861.64 : 107,841.78 = 25,114.56 : x
  2. Step 2: Convert to fraction form
    71,861.64/107,841.78 = 25,114.56/x
  3. Step 3: Cross multiply
    71,861.64x = 107,841.78 × 25,114.56
  4. Step 4: Simplify right side
    71,861.64x = 2,708,398,854.32
  5. Step 5: Solve for x
    x = 2,708,398,854.32/71,861.64
  6. Step 6: Final answer
    x = 37,689.08

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