Home / 80,520.90-120,803.22-24,358.74

Finding the Fourth Proportional to 80,520.90, 120,803.22 and 24,358.74

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Solution

The fourth proportional to 80,520.90, 120,803.22 and 24,358.74 is: 36,544.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,520.90 : 120,803.22 = 24,358.74 : x
  2. Step 2: Convert to fraction form
    80,520.90/120,803.22 = 24,358.74/x
  3. Step 3: Cross multiply
    80,520.90x = 120,803.22 × 24,358.74
  4. Step 4: Simplify right side
    80,520.90x = 2,942,614,227.14
  5. Step 5: Solve for x
    x = 2,942,614,227.14/80,520.90
  6. Step 6: Final answer
    x = 36,544.73

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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.