Home / 41,299.69-61,951.89-11,715.20

Finding the Fourth Proportional to 41,299.69, 61,951.89 and 11,715.20

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Solution

The fourth proportional to 41,299.69, 61,951.89 and 11,715.20 is: 17,573.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,299.69 : 61,951.89 = 11,715.20 : x
  2. Step 2: Convert to fraction form
    41,299.69/61,951.89 = 11,715.20/x
  3. Step 3: Cross multiply
    41,299.69x = 61,951.89 × 11,715.20
  4. Step 4: Simplify right side
    41,299.69x = 725,778,781.73
  5. Step 5: Solve for x
    x = 725,778,781.73/41,299.69
  6. Step 6: Final answer
    x = 17,573.47

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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.