Home / 80,599.15-120,922.89-32,543.02

Finding the Fourth Proportional to 80,599.15, 120,922.89 and 32,543.02

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Solution

The fourth proportional to 80,599.15, 120,922.89 and 32,543.02 is: 48,824.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,599.15 : 120,922.89 = 32,543.02 : x
  2. Step 2: Convert to fraction form
    80,599.15/120,922.89 = 32,543.02/x
  3. Step 3: Cross multiply
    80,599.15x = 120,922.89 × 32,543.02
  4. Step 4: Simplify right side
    80,599.15x = 3,935,196,027.73
  5. Step 5: Solve for x
    x = 3,935,196,027.73/80,599.15
  6. Step 6: Final answer
    x = 48,824.29

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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.