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Finding the Fourth Proportional to 41,375.99, 62,102.85 and 21,668.69

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Solution

The fourth proportional to 41,375.99, 62,102.85 and 21,668.69 is: 32,523.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,375.99 : 62,102.85 = 21,668.69 : x
  2. Step 2: Convert to fraction form
    41,375.99/62,102.85 = 21,668.69/x
  3. Step 3: Cross multiply
    41,375.99x = 62,102.85 × 21,668.69
  4. Step 4: Simplify right side
    41,375.99x = 1,345,687,404.77
  5. Step 5: Solve for x
    x = 1,345,687,404.77/41,375.99
  6. Step 6: Final answer
    x = 32,523.39

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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.