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Finding the Fourth Proportional to 83,045.52, 124,612.02 and 36,331.20

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Solution

The fourth proportional to 83,045.52, 124,612.02 and 36,331.20 is: 54,515.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,045.52 : 124,612.02 = 36,331.20 : x
  2. Step 2: Convert to fraction form
    83,045.52/124,612.02 = 36,331.20/x
  3. Step 3: Cross multiply
    83,045.52x = 124,612.02 × 36,331.20
  4. Step 4: Simplify right side
    83,045.52x = 4,527,304,221.02
  5. Step 5: Solve for x
    x = 4,527,304,221.02/83,045.52
  6. Step 6: Final answer
    x = 54,515.94

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