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Finding the Fourth Proportional to 82,231.72, 123,385.18 and 44,735.60

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Solution

The fourth proportional to 82,231.72, 123,385.18 and 44,735.60 is: 67,123.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,231.72 : 123,385.18 = 44,735.60 : x
  2. Step 2: Convert to fraction form
    82,231.72/123,385.18 = 44,735.60/x
  3. Step 3: Cross multiply
    82,231.72x = 123,385.18 × 44,735.60
  4. Step 4: Simplify right side
    82,231.72x = 5,519,710,058.41
  5. Step 5: Solve for x
    x = 5,519,710,058.41/82,231.72
  6. Step 6: Final answer
    x = 67,123.86

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