Home / 80,450.44-120,695.16-24,287.20

Finding the Fourth Proportional to 80,450.44, 120,695.16 and 24,287.20

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Solution

The fourth proportional to 80,450.44, 120,695.16 and 24,287.20 is: 36,436.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,450.44 : 120,695.16 = 24,287.20 : x
  2. Step 2: Convert to fraction form
    80,450.44/120,695.16 = 24,287.20/x
  3. Step 3: Cross multiply
    80,450.44x = 120,695.16 × 24,287.20
  4. Step 4: Simplify right side
    80,450.44x = 2,931,347,489.95
  5. Step 5: Solve for x
    x = 2,931,347,489.95/80,450.44
  6. Step 6: Final answer
    x = 36,436.69

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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.