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Finding the Fourth Proportional to 41,593.50, 62,390.25 and 13,891.50

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Solution

The fourth proportional to 41,593.50, 62,390.25 and 13,891.50 is: 20,837.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,593.50 : 62,390.25 = 13,891.50 : x
  2. Step 2: Convert to fraction form
    41,593.50/62,390.25 = 13,891.50/x
  3. Step 3: Cross multiply
    41,593.50x = 62,390.25 × 13,891.50
  4. Step 4: Simplify right side
    41,593.50x = 866,694,157.88
  5. Step 5: Solve for x
    x = 866,694,157.88/41,593.50
  6. Step 6: Final answer
    x = 20,837.25

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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.