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Finding the Third Proportional to 38,814.75 and 83,162.75

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Solution

The third proportional to 38,814.75 and 83,162.75 is: 178,180.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,814.75 : 83,162.75 = 83,162.75 : x
  2. Step 2: Convert to fraction form
    38,814.75/83,162.75 = 83,162.75/x
  3. Step 3: Cross multiply
    38,814.75x = 83,162.75 × 83,162.75
  4. Step 4: Simplify right side
    38,814.75x = 6,916,042,987.56
  5. Step 5: Solve for x
    x = 6,916,042,987.56/38,814.75
  6. Step 6: Final answer
    x = 178,180.79

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.