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Finding the Fourth Proportional to 48,462.20, 72,693.30 and 13,398.92

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Solution

The fourth proportional to 48,462.20, 72,693.30 and 13,398.92 is: 20,098.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,462.20 : 72,693.30 = 13,398.92 : x
  2. Step 2: Convert to fraction form
    48,462.20/72,693.30 = 13,398.92/x
  3. Step 3: Cross multiply
    48,462.20x = 72,693.30 × 13,398.92
  4. Step 4: Simplify right side
    48,462.20x = 974,011,711.24
  5. Step 5: Solve for x
    x = 974,011,711.24/48,462.20
  6. Step 6: Final answer
    x = 20,098.38

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