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Finding the Third Proportional to 25,212.75 and 39,864.75

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Solution

The third proportional to 25,212.75 and 39,864.75 is: 63,031.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,212.75 : 39,864.75 = 39,864.75 : x
  2. Step 2: Convert to fraction form
    25,212.75/39,864.75 = 39,864.75/x
  3. Step 3: Cross multiply
    25,212.75x = 39,864.75 × 39,864.75
  4. Step 4: Simplify right side
    25,212.75x = 1,589,198,292.56
  5. Step 5: Solve for x
    x = 1,589,198,292.56/25,212.75
  6. Step 6: Final answer
    x = 63,031.53

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.