Home / 168,449.20-252,805.85-117,517.01

Finding the Fourth Proportional to 168,449.20, 252,805.85 and 117,517.01

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Solution

The fourth proportional to 168,449.20, 252,805.85 and 117,517.01 is: 176,367.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,449.20 : 252,805.85 = 117,517.01 : x
  2. Step 2: Convert to fraction form
    168,449.20/252,805.85 = 117,517.01/x
  3. Step 3: Cross multiply
    168,449.20x = 252,805.85 × 117,517.01
  4. Step 4: Simplify right side
    168,449.20x = 29,708,986,338.48
  5. Step 5: Solve for x
    x = 29,708,986,338.48/168,449.20
  6. Step 6: Final answer
    x = 176,367.64

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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.