Home / 168,789.20-232,717.37-108,253.04

Finding the Fourth Proportional to 168,789.20, 232,717.37 and 108,253.04

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Solution

The fourth proportional to 168,789.20, 232,717.37 and 108,253.04 is: 149,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,789.20 : 232,717.37 = 108,253.04 : x
  2. Step 2: Convert to fraction form
    168,789.20/232,717.37 = 108,253.04/x
  3. Step 3: Cross multiply
    168,789.20x = 232,717.37 × 108,253.04
  4. Step 4: Simplify right side
    168,789.20x = 25,192,361,058.45
  5. Step 5: Solve for x
    x = 25,192,361,058.45/168,789.20
  6. Step 6: Final answer
    x = 149,253.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.