Home / 80,552.90-120,714.15-59,327.30

Finding the Fourth Proportional to 80,552.90, 120,714.15 and 59,327.30

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Solution

The fourth proportional to 80,552.90, 120,714.15 and 59,327.30 is: 88,906.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,552.90 : 120,714.15 = 59,327.30 : x
  2. Step 2: Convert to fraction form
    80,552.90/120,714.15 = 59,327.30/x
  3. Step 3: Cross multiply
    80,552.90x = 120,714.15 × 59,327.30
  4. Step 4: Simplify right side
    80,552.90x = 7,161,644,591.30
  5. Step 5: Solve for x
    x = 7,161,644,591.30/80,552.90
  6. Step 6: Final answer
    x = 88,906.11

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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.