Home / 269,780.52-372,295.34-148,921.74

Finding the Fourth Proportional to 269,780.52, 372,295.34 and 148,921.74

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Solution

The fourth proportional to 269,780.52, 372,295.34 and 148,921.74 is: 205,511.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,780.52 : 372,295.34 = 148,921.74 : x
  2. Step 2: Convert to fraction form
    269,780.52/372,295.34 = 148,921.74/x
  3. Step 3: Cross multiply
    269,780.52x = 372,295.34 × 148,921.74
  4. Step 4: Simplify right side
    269,780.52x = 55,442,869,640.54
  5. Step 5: Solve for x
    x = 55,442,869,640.54/269,780.52
  6. Step 6: Final answer
    x = 205,511.02

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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.