Home / 168,156.57-252,179.97-55,806.60

Finding the Fourth Proportional to 168,156.57, 252,179.97 and 55,806.60

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Solution

The fourth proportional to 168,156.57, 252,179.97 and 55,806.60 is: 83,691.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,156.57 : 252,179.97 = 55,806.60 : x
  2. Step 2: Convert to fraction form
    168,156.57/252,179.97 = 55,806.60/x
  3. Step 3: Cross multiply
    168,156.57x = 252,179.97 × 55,806.60
  4. Step 4: Simplify right side
    168,156.57x = 14,073,306,713.80
  5. Step 5: Solve for x
    x = 14,073,306,713.80/168,156.57
  6. Step 6: Final answer
    x = 83,691.69

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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.