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Finding the Fourth Proportional to 58,551.24, 80,800.68 and 31,693.97

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Solution

The fourth proportional to 58,551.24, 80,800.68 and 31,693.97 is: 43,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,551.24 : 80,800.68 = 31,693.97 : x
  2. Step 2: Convert to fraction form
    58,551.24/80,800.68 = 31,693.97/x
  3. Step 3: Cross multiply
    58,551.24x = 80,800.68 × 31,693.97
  4. Step 4: Simplify right side
    58,551.24x = 2,560,893,923.90
  5. Step 5: Solve for x
    x = 2,560,893,923.90/58,551.24
  6. Step 6: Final answer
    x = 43,737.65

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Why These Related Problems?

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