Home / 80,525.38-120,760.74-30,593.44

Finding the Fourth Proportional to 80,525.38, 120,760.74 and 30,593.44

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Solution

The fourth proportional to 80,525.38, 120,760.74 and 30,593.44 is: 45,879.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,525.38 : 120,760.74 = 30,593.44 : x
  2. Step 2: Convert to fraction form
    80,525.38/120,760.74 = 30,593.44/x
  3. Step 3: Cross multiply
    80,525.38x = 120,760.74 × 30,593.44
  4. Step 4: Simplify right side
    80,525.38x = 3,694,486,453.55
  5. Step 5: Solve for x
    x = 3,694,486,453.55/80,525.38
  6. Step 6: Final answer
    x = 45,879.78

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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.