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Finding the Third Proportional to 48,891 and 73,119

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Solution

The third proportional to 48,891 and 73,119 is: 109,353.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,891 : 73,119 = 73,119 : x
  2. Step 2: Convert to fraction form
    48,891/73,119 = 73,119/x
  3. Step 3: Cross multiply
    48,891x = 73,119 × 73,119
  4. Step 4: Simplify right side
    48,891x = 5,346,388,161
  5. Step 5: Solve for x
    x = 5,346,388,161/48,891
  6. Step 6: Final answer
    x = 109,353.22

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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.