Home / 395,422.25-593,149.79-114,939.50

Finding the Fourth Proportional to 395,422.25, 593,149.79 and 114,939.50

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Solution

The fourth proportional to 395,422.25, 593,149.79 and 114,939.50 is: 172,414.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,422.25 : 593,149.79 = 114,939.50 : x
  2. Step 2: Convert to fraction form
    395,422.25/593,149.79 = 114,939.50/x
  3. Step 3: Cross multiply
    395,422.25x = 593,149.79 × 114,939.50
  4. Step 4: Simplify right side
    395,422.25x = 68,176,341,195.88
  5. Step 5: Solve for x
    x = 68,176,341,195.88/395,422.25
  6. Step 6: Final answer
    x = 172,414.02

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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.