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Finding the Fourth Proportional to 48,966.70, 73,462.20 and 13,906.30

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Solution

The fourth proportional to 48,966.70, 73,462.20 and 13,906.30 is: 20,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,966.70 : 73,462.20 = 13,906.30 : x
  2. Step 2: Convert to fraction form
    48,966.70/73,462.20 = 13,906.30/x
  3. Step 3: Cross multiply
    48,966.70x = 73,462.20 × 13,906.30
  4. Step 4: Simplify right side
    48,966.70x = 1,021,587,391.86
  5. Step 5: Solve for x
    x = 1,021,587,391.86/48,966.70
  6. Step 6: Final answer
    x = 20,862.90

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