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Finding the Fourth Proportional to 124,023.88, 171,092.82 and 73,687.24

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Solution

The fourth proportional to 124,023.88, 171,092.82 and 73,687.24 is: 101,652.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,023.88 : 171,092.82 = 73,687.24 : x
  2. Step 2: Convert to fraction form
    124,023.88/171,092.82 = 73,687.24/x
  3. Step 3: Cross multiply
    124,023.88x = 171,092.82 × 73,687.24
  4. Step 4: Simplify right side
    124,023.88x = 12,607,357,689.62
  5. Step 5: Solve for x
    x = 12,607,357,689.62/124,023.88
  6. Step 6: Final answer
    x = 101,652.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.