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Finding the Third Proportional to 48,508.50 and 68,469

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Solution

The third proportional to 48,508.50 and 68,469 is: 96,642.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,508.50 : 68,469 = 68,469 : x
  2. Step 2: Convert to fraction form
    48,508.50/68,469 = 68,469/x
  3. Step 3: Cross multiply
    48,508.50x = 68,469 × 68,469
  4. Step 4: Simplify right side
    48,508.50x = 4,688,003,961
  5. Step 5: Solve for x
    x = 4,688,003,961/48,508.50
  6. Step 6: Final answer
    x = 96,642.94

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.