Home / 72,176.24-108,259.49-25,423.04

Finding the Fourth Proportional to 72,176.24, 108,259.49 and 25,423.04

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Solution

The fourth proportional to 72,176.24, 108,259.49 and 25,423.04 is: 38,132.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,176.24 : 108,259.49 = 25,423.04 : x
  2. Step 2: Convert to fraction form
    72,176.24/108,259.49 = 25,423.04/x
  3. Step 3: Cross multiply
    72,176.24x = 108,259.49 × 25,423.04
  4. Step 4: Simplify right side
    72,176.24x = 2,752,284,866.91
  5. Step 5: Solve for x
    x = 2,752,284,866.91/72,176.24
  6. Step 6: Final answer
    x = 38,132.84

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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.