Home / 138,026.38-207,016.08-44,532.13

Finding the Fourth Proportional to 138,026.38, 207,016.08 and 44,532.13

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Solution

The fourth proportional to 138,026.38, 207,016.08 and 44,532.13 is: 66,790.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,026.38 : 207,016.08 = 44,532.13 : x
  2. Step 2: Convert to fraction form
    138,026.38/207,016.08 = 44,532.13/x
  3. Step 3: Cross multiply
    138,026.38x = 207,016.08 × 44,532.13
  4. Step 4: Simplify right side
    138,026.38x = 9,218,866,986.65
  5. Step 5: Solve for x
    x = 9,218,866,986.65/138,026.38
  6. Step 6: Final answer
    x = 66,790.62

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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.