Home / 87,033.87-120,105.72-48,793.23

Finding the Fourth Proportional to 87,033.87, 120,105.72 and 48,793.23

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Solution

The fourth proportional to 87,033.87, 120,105.72 and 48,793.23 is: 67,334.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,033.87 : 120,105.72 = 48,793.23 : x
  2. Step 2: Convert to fraction form
    87,033.87/120,105.72 = 48,793.23/x
  3. Step 3: Cross multiply
    87,033.87x = 120,105.72 × 48,793.23
  4. Step 4: Simplify right side
    87,033.87x = 5,860,346,020.28
  5. Step 5: Solve for x
    x = 5,860,346,020.28/87,033.87
  6. Step 6: Final answer
    x = 67,334.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.