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Finding the Fourth Proportional to 55,997.96, 83,951.58 and 20,932.52

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Solution

The fourth proportional to 55,997.96, 83,951.58 and 20,932.52 is: 31,381.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,997.96 : 83,951.58 = 20,932.52 : x
  2. Step 2: Convert to fraction form
    55,997.96/83,951.58 = 20,932.52/x
  3. Step 3: Cross multiply
    55,997.96x = 83,951.58 × 20,932.52
  4. Step 4: Simplify right side
    55,997.96x = 1,757,318,127.38
  5. Step 5: Solve for x
    x = 1,757,318,127.38/55,997.96
  6. Step 6: Final answer
    x = 31,381.82

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