Home / 80,038.27-120,063.39-23,873.95

Finding the Fourth Proportional to 80,038.27, 120,063.39 and 23,873.95

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Solution

The fourth proportional to 80,038.27, 120,063.39 and 23,873.95 is: 35,812.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,038.27 : 120,063.39 = 23,873.95 : x
  2. Step 2: Convert to fraction form
    80,038.27/120,063.39 = 23,873.95/x
  3. Step 3: Cross multiply
    80,038.27x = 120,063.39 × 23,873.95
  4. Step 4: Simplify right side
    80,038.27x = 2,866,387,369.69
  5. Step 5: Solve for x
    x = 2,866,387,369.69/80,038.27
  6. Step 6: Final answer
    x = 35,812.71

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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.