Home / 80,294.33-120,447.47-24,129.95

Finding the Fourth Proportional to 80,294.33, 120,447.47 and 24,129.95

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Solution

The fourth proportional to 80,294.33, 120,447.47 and 24,129.95 is: 36,196.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,294.33 : 120,447.47 = 24,129.95 : x
  2. Step 2: Convert to fraction form
    80,294.33/120,447.47 = 24,129.95/x
  3. Step 3: Cross multiply
    80,294.33x = 120,447.47 × 24,129.95
  4. Step 4: Simplify right side
    80,294.33x = 2,906,390,886.81
  5. Step 5: Solve for x
    x = 2,906,390,886.81/80,294.33
  6. Step 6: Final answer
    x = 36,196.71

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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.