Home / 41,668.53-62,503.20-10,503.78

Finding the Fourth Proportional to 41,668.53, 62,503.20 and 10,503.78

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Solution

The fourth proportional to 41,668.53, 62,503.20 and 10,503.78 is: 15,755.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,668.53 : 62,503.20 = 10,503.78 : x
  2. Step 2: Convert to fraction form
    41,668.53/62,503.20 = 10,503.78/x
  3. Step 3: Cross multiply
    41,668.53x = 62,503.20 × 10,503.78
  4. Step 4: Simplify right side
    41,668.53x = 656,519,862.10
  5. Step 5: Solve for x
    x = 656,519,862.10/41,668.53
  6. Step 6: Final answer
    x = 15,755.77

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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.