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Finding the Third Proportional to 8,147.25 and 17,556.75

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Solution

The third proportional to 8,147.25 and 17,556.75 is: 37,833.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147.25 : 17,556.75 = 17,556.75 : x
  2. Step 2: Convert to fraction form
    8,147.25/17,556.75 = 17,556.75/x
  3. Step 3: Cross multiply
    8,147.25x = 17,556.75 × 17,556.75
  4. Step 4: Simplify right side
    8,147.25x = 308,239,470.56
  5. Step 5: Solve for x
    x = 308,239,470.56/8,147.25
  6. Step 6: Final answer
    x = 37,833.56

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.