Home / 80,250.48-120,355.20-32,898.96

Finding the Fourth Proportional to 80,250.48, 120,355.20 and 32,898.96

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Solution

The fourth proportional to 80,250.48, 120,355.20 and 32,898.96 is: 49,340.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,250.48 : 120,355.20 = 32,898.96 : x
  2. Step 2: Convert to fraction form
    80,250.48/120,355.20 = 32,898.96/x
  3. Step 3: Cross multiply
    80,250.48x = 120,355.20 × 32,898.96
  4. Step 4: Simplify right side
    80,250.48x = 3,959,560,910.59
  5. Step 5: Solve for x
    x = 3,959,560,910.59/80,250.48
  6. Step 6: Final answer
    x = 49,340.03

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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.