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Finding the Third Proportional to 48,932 and 68,086

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Solution

The third proportional to 48,932 and 68,086 is: 94,737.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,932 : 68,086 = 68,086 : x
  2. Step 2: Convert to fraction form
    48,932/68,086 = 68,086/x
  3. Step 3: Cross multiply
    48,932x = 68,086 × 68,086
  4. Step 4: Simplify right side
    48,932x = 4,635,703,396
  5. Step 5: Solve for x
    x = 4,635,703,396/48,932
  6. Step 6: Final answer
    x = 94,737.66

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.