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Finding the Third Proportional to 39,682.88 and 61,512.75

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Solution

The third proportional to 39,682.88 and 61,512.75 is: 95,351.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,682.88 : 61,512.75 = 61,512.75 : x
  2. Step 2: Convert to fraction form
    39,682.88/61,512.75 = 61,512.75/x
  3. Step 3: Cross multiply
    39,682.88x = 61,512.75 × 61,512.75
  4. Step 4: Simplify right side
    39,682.88x = 3,783,818,412.56
  5. Step 5: Solve for x
    x = 3,783,818,412.56/39,682.88
  6. Step 6: Final answer
    x = 95,351.42

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.