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Finding the Third Proportional to 39,250.13 and 86,154.75

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Solution

The third proportional to 39,250.13 and 86,154.75 is: 189,111.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,250.13 : 86,154.75 = 86,154.75 : x
  2. Step 2: Convert to fraction form
    39,250.13/86,154.75 = 86,154.75/x
  3. Step 3: Cross multiply
    39,250.13x = 86,154.75 × 86,154.75
  4. Step 4: Simplify right side
    39,250.13x = 7,422,640,947.56
  5. Step 5: Solve for x
    x = 7,422,640,947.56/39,250.13
  6. Step 6: Final answer
    x = 189,111.27

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.