Home / 41,251.50-61,856.34-20,160.01

Finding the Fourth Proportional to 41,251.50, 61,856.34 and 20,160.01

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Solution

The fourth proportional to 41,251.50, 61,856.34 and 20,160.01 is: 30,229.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,251.50 : 61,856.34 = 20,160.01 : x
  2. Step 2: Convert to fraction form
    41,251.50/61,856.34 = 20,160.01/x
  3. Step 3: Cross multiply
    41,251.50x = 61,856.34 × 20,160.01
  4. Step 4: Simplify right side
    41,251.50x = 1,247,024,432.96
  5. Step 5: Solve for x
    x = 1,247,024,432.96/41,251.50
  6. Step 6: Final answer
    x = 30,229.80

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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.