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Finding the Fourth Proportional to 57,474.54, 79,314.92 and 31,983.24

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Solution

The fourth proportional to 57,474.54, 79,314.92 and 31,983.24 is: 44,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,474.54 : 79,314.92 = 31,983.24 : x
  2. Step 2: Convert to fraction form
    57,474.54/79,314.92 = 31,983.24/x
  3. Step 3: Cross multiply
    57,474.54x = 79,314.92 × 31,983.24
  4. Step 4: Simplify right side
    57,474.54x = 2,536,748,121.94
  5. Step 5: Solve for x
    x = 2,536,748,121.94/57,474.54
  6. Step 6: Final answer
    x = 44,136.90

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