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Finding the Fourth Proportional to 41,476.52, 62,215 and 10,311.77

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Solution

The fourth proportional to 41,476.52, 62,215 and 10,311.77 is: 15,467.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,476.52 : 62,215 = 10,311.77 : x
  2. Step 2: Convert to fraction form
    41,476.52/62,215 = 10,311.77/x
  3. Step 3: Cross multiply
    41,476.52x = 62,215 × 10,311.77
  4. Step 4: Simplify right side
    41,476.52x = 641,546,770.55
  5. Step 5: Solve for x
    x = 641,546,770.55/41,476.52
  6. Step 6: Final answer
    x = 15,467.71

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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.