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Finding the Fourth Proportional to 61,561.62, 92,329.02 and 16,581.87

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Solution

The fourth proportional to 61,561.62, 92,329.02 and 16,581.87 is: 24,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,561.62 : 92,329.02 = 16,581.87 : x
  2. Step 2: Convert to fraction form
    61,561.62/92,329.02 = 16,581.87/x
  3. Step 3: Cross multiply
    61,561.62x = 92,329.02 × 16,581.87
  4. Step 4: Simplify right side
    61,561.62x = 1,530,987,806.87
  5. Step 5: Solve for x
    x = 1,530,987,806.87/61,561.62
  6. Step 6: Final answer
    x = 24,869.19

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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.