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Finding the Fourth Proportional to 83,432.34, 125,147.19 and 20,252.99

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Solution

The fourth proportional to 83,432.34, 125,147.19 and 20,252.99 is: 30,379.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,432.34 : 125,147.19 = 20,252.99 : x
  2. Step 2: Convert to fraction form
    83,432.34/125,147.19 = 20,252.99/x
  3. Step 3: Cross multiply
    83,432.34x = 125,147.19 × 20,252.99
  4. Step 4: Simplify right side
    83,432.34x = 2,534,604,787.60
  5. Step 5: Solve for x
    x = 2,534,604,787.60/83,432.34
  6. Step 6: Final answer
    x = 30,379.16

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