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Finding the Fourth Proportional to 73,983.61, 102,142.92 and 48,166.89

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Solution

The fourth proportional to 73,983.61, 102,142.92 and 48,166.89 is: 66,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,983.61 : 102,142.92 = 48,166.89 : x
  2. Step 2: Convert to fraction form
    73,983.61/102,142.92 = 48,166.89/x
  3. Step 3: Cross multiply
    73,983.61x = 102,142.92 × 48,166.89
  4. Step 4: Simplify right side
    73,983.61x = 4,919,906,791.92
  5. Step 5: Solve for x
    x = 4,919,906,791.92/73,983.61
  6. Step 6: Final answer
    x = 66,499.96

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