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Finding the Fourth Proportional to 109,901.52, 151,732.24 and 84,359

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Solution

The fourth proportional to 109,901.52, 151,732.24 and 84,359 is: 116,467.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,901.52 : 151,732.24 = 84,359 : x
  2. Step 2: Convert to fraction form
    109,901.52/151,732.24 = 84,359/x
  3. Step 3: Cross multiply
    109,901.52x = 151,732.24 × 84,359
  4. Step 4: Simplify right side
    109,901.52x = 12,799,980,034.16
  5. Step 5: Solve for x
    x = 12,799,980,034.16/109,901.52
  6. Step 6: Final answer
    x = 116,467.73

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