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Finding the Third Proportional to 18,051 and 27,155

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Solution

The third proportional to 18,051 and 27,155 is: 40,850.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,051 : 27,155 = 27,155 : x
  2. Step 2: Convert to fraction form
    18,051/27,155 = 27,155/x
  3. Step 3: Cross multiply
    18,051x = 27,155 × 27,155
  4. Step 4: Simplify right side
    18,051x = 737,394,025
  5. Step 5: Solve for x
    x = 737,394,025/18,051
  6. Step 6: Final answer
    x = 40,850.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.