Home / 80,612.38-120,918.85-24,452.97

Finding the Fourth Proportional to 80,612.38, 120,918.85 and 24,452.97

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Solution

The fourth proportional to 80,612.38, 120,918.85 and 24,452.97 is: 36,679.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,612.38 : 120,918.85 = 24,452.97 : x
  2. Step 2: Convert to fraction form
    80,612.38/120,918.85 = 24,452.97/x
  3. Step 3: Cross multiply
    80,612.38x = 120,918.85 × 24,452.97
  4. Step 4: Simplify right side
    80,612.38x = 2,956,824,950.35
  5. Step 5: Solve for x
    x = 2,956,824,950.35/80,612.38
  6. Step 6: Final answer
    x = 36,679.54

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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.