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Finding the Fourth Proportional to 67,657.92, 101,484.45 and 17,737.62

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Solution

The fourth proportional to 67,657.92, 101,484.45 and 17,737.62 is: 26,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,657.92 : 101,484.45 = 17,737.62 : x
  2. Step 2: Convert to fraction form
    67,657.92/101,484.45 = 17,737.62/x
  3. Step 3: Cross multiply
    67,657.92x = 101,484.45 × 17,737.62
  4. Step 4: Simplify right side
    67,657.92x = 1,800,092,610.01
  5. Step 5: Solve for x
    x = 1,800,092,610.01/67,657.92
  6. Step 6: Final answer
    x = 26,605.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.