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Finding the Fourth Proportional to 79,891.48, 119,794.02 and 24,480.28

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Solution

The fourth proportional to 79,891.48, 119,794.02 and 24,480.28 is: 36,707.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,891.48 : 119,794.02 = 24,480.28 : x
  2. Step 2: Convert to fraction form
    79,891.48/119,794.02 = 24,480.28/x
  3. Step 3: Cross multiply
    79,891.48x = 119,794.02 × 24,480.28
  4. Step 4: Simplify right side
    79,891.48x = 2,932,591,151.93
  5. Step 5: Solve for x
    x = 2,932,591,151.93/79,891.48
  6. Step 6: Final answer
    x = 36,707.18

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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.