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Finding the Third Proportional to 81,846 and 123,073

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Solution

The third proportional to 81,846 and 123,073 is: 185,066.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,846 : 123,073 = 123,073 : x
  2. Step 2: Convert to fraction form
    81,846/123,073 = 123,073/x
  3. Step 3: Cross multiply
    81,846x = 123,073 × 123,073
  4. Step 4: Simplify right side
    81,846x = 15,146,963,329
  5. Step 5: Solve for x
    x = 15,146,963,329/81,846
  6. Step 6: Final answer
    x = 185,066.63

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