Home / 168,735.12-233,042.76-130,951.92

Finding the Fourth Proportional to 168,735.12, 233,042.76 and 130,951.92

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Solution

The fourth proportional to 168,735.12, 233,042.76 and 130,951.92 is: 180,859.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,735.12 : 233,042.76 = 130,951.92 : x
  2. Step 2: Convert to fraction form
    168,735.12/233,042.76 = 130,951.92/x
  3. Step 3: Cross multiply
    168,735.12x = 233,042.76 × 130,951.92
  4. Step 4: Simplify right side
    168,735.12x = 30,517,396,864.10
  5. Step 5: Solve for x
    x = 30,517,396,864.10/168,735.12
  6. Step 6: Final answer
    x = 180,859.78

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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.