Home / 269,750.12-372,255.20-148,891.44

Finding the Fourth Proportional to 269,750.12, 372,255.20 and 148,891.44

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Solution

The fourth proportional to 269,750.12, 372,255.20 and 148,891.44 is: 205,470.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,750.12 : 372,255.20 = 148,891.44 : x
  2. Step 2: Convert to fraction form
    269,750.12/372,255.20 = 148,891.44/x
  3. Step 3: Cross multiply
    269,750.12x = 372,255.20 × 148,891.44
  4. Step 4: Simplify right side
    269,750.12x = 55,425,613,147.72
  5. Step 5: Solve for x
    x = 55,425,613,147.72/269,750.12
  6. Step 6: Final answer
    x = 205,470.21

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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.