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Finding the Third Proportional to 48,330 and 75,163

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Solution

The third proportional to 48,330 and 75,163 is: 116,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,330 : 75,163 = 75,163 : x
  2. Step 2: Convert to fraction form
    48,330/75,163 = 75,163/x
  3. Step 3: Cross multiply
    48,330x = 75,163 × 75,163
  4. Step 4: Simplify right side
    48,330x = 5,649,476,569
  5. Step 5: Solve for x
    x = 5,649,476,569/48,330
  6. Step 6: Final answer
    x = 116,893.78

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.