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Finding the Third Proportional to 58,169.25 and 87,738.75

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Solution

The third proportional to 58,169.25 and 87,738.75 is: 132,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,169.25 : 87,738.75 = 87,738.75 : x
  2. Step 2: Convert to fraction form
    58,169.25/87,738.75 = 87,738.75/x
  3. Step 3: Cross multiply
    58,169.25x = 87,738.75 × 87,738.75
  4. Step 4: Simplify right side
    58,169.25x = 7,698,088,251.56
  5. Step 5: Solve for x
    x = 7,698,088,251.56/58,169.25
  6. Step 6: Final answer
    x = 132,339.48

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.