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Finding the Fourth Proportional to 173,034.90, 258,976.35 and 125,514.90

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Solution

The fourth proportional to 173,034.90, 258,976.35 and 125,514.90 is: 187,854.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,034.90 : 258,976.35 = 125,514.90 : x
  2. Step 2: Convert to fraction form
    173,034.90/258,976.35 = 125,514.90/x
  3. Step 3: Cross multiply
    173,034.90x = 258,976.35 × 125,514.90
  4. Step 4: Simplify right side
    173,034.90x = 32,505,390,672.62
  5. Step 5: Solve for x
    x = 32,505,390,672.62/173,034.90
  6. Step 6: Final answer
    x = 187,854.53

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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.