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Finding the Fourth Proportional to 73,294.54, 101,229.33 and 49,379.69

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Solution

The fourth proportional to 73,294.54, 101,229.33 and 49,379.69 is: 68,199.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,294.54 : 101,229.33 = 49,379.69 : x
  2. Step 2: Convert to fraction form
    73,294.54/101,229.33 = 49,379.69/x
  3. Step 3: Cross multiply
    73,294.54x = 101,229.33 × 49,379.69
  4. Step 4: Simplify right side
    73,294.54x = 4,998,672,934.31
  5. Step 5: Solve for x
    x = 4,998,672,934.31/73,294.54
  6. Step 6: Final answer
    x = 68,199.80

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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.