Home / 71,976.18-108,012.46-25,229.04

Finding the Fourth Proportional to 71,976.18, 108,012.46 and 25,229.04

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Solution

The fourth proportional to 71,976.18, 108,012.46 and 25,229.04 is: 37,860.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,976.18 : 108,012.46 = 25,229.04 : x
  2. Step 2: Convert to fraction form
    71,976.18/108,012.46 = 25,229.04/x
  3. Step 3: Cross multiply
    71,976.18x = 108,012.46 × 25,229.04
  4. Step 4: Simplify right side
    71,976.18x = 2,725,050,673.84
  5. Step 5: Solve for x
    x = 2,725,050,673.84/71,976.18
  6. Step 6: Final answer
    x = 37,860.45

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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.