Home / 40,251.29-60,375.31-20,529.41

Finding the Fourth Proportional to 40,251.29, 60,375.31 and 20,529.41

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Solution

The fourth proportional to 40,251.29, 60,375.31 and 20,529.41 is: 30,793.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,251.29 : 60,375.31 = 20,529.41 : x
  2. Step 2: Convert to fraction form
    40,251.29/60,375.31 = 20,529.41/x
  3. Step 3: Cross multiply
    40,251.29x = 60,375.31 × 20,529.41
  4. Step 4: Simplify right side
    40,251.29x = 1,239,469,492.87
  5. Step 5: Solve for x
    x = 1,239,469,492.87/40,251.29
  6. Step 6: Final answer
    x = 30,793.29

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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.