Home / 80,534.16-120,802.50-24,374.88

Finding the Fourth Proportional to 80,534.16, 120,802.50 and 24,374.88

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Solution

The fourth proportional to 80,534.16, 120,802.50 and 24,374.88 is: 36,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,534.16 : 120,802.50 = 24,374.88 : x
  2. Step 2: Convert to fraction form
    80,534.16/120,802.50 = 24,374.88/x
  3. Step 3: Cross multiply
    80,534.16x = 120,802.50 × 24,374.88
  4. Step 4: Simplify right side
    80,534.16x = 2,944,546,441.20
  5. Step 5: Solve for x
    x = 2,944,546,441.20/80,534.16
  6. Step 6: Final answer
    x = 36,562.70

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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.