Home / 41,565.70-62,348.55-20,781.70

Finding the Fourth Proportional to 41,565.70, 62,348.55 and 20,781.70

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Solution

The fourth proportional to 41,565.70, 62,348.55 and 20,781.70 is: 31,172.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,565.70 : 62,348.55 = 20,781.70 : x
  2. Step 2: Convert to fraction form
    41,565.70/62,348.55 = 20,781.70/x
  3. Step 3: Cross multiply
    41,565.70x = 62,348.55 × 20,781.70
  4. Step 4: Simplify right side
    41,565.70x = 1,295,708,861.54
  5. Step 5: Solve for x
    x = 1,295,708,861.54/41,565.70
  6. Step 6: Final answer
    x = 31,172.55

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1.5x scale

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.