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Finding the Third Proportional to 54,801 and 81,027

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Solution

The third proportional to 54,801 and 81,027 is: 119,803.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,801 : 81,027 = 81,027 : x
  2. Step 2: Convert to fraction form
    54,801/81,027 = 81,027/x
  3. Step 3: Cross multiply
    54,801x = 81,027 × 81,027
  4. Step 4: Simplify right side
    54,801x = 6,565,374,729
  5. Step 5: Solve for x
    x = 6,565,374,729/54,801
  6. Step 6: Final answer
    x = 119,803.92

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.