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Finding the Fourth Proportional to 71,721.63, 107,597.02 and 24,978.15

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Solution

The fourth proportional to 71,721.63, 107,597.02 and 24,978.15 is: 37,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,721.63 : 107,597.02 = 24,978.15 : x
  2. Step 2: Convert to fraction form
    71,721.63/107,597.02 = 24,978.15/x
  3. Step 3: Cross multiply
    71,721.63x = 107,597.02 × 24,978.15
  4. Step 4: Simplify right side
    71,721.63x = 2,687,574,505.11
  5. Step 5: Solve for x
    x = 2,687,574,505.11/71,721.63
  6. Step 6: Final answer
    x = 37,472.30

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