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Finding the Third Proportional to 48,687 and 73,946

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Solution

The third proportional to 48,687 and 73,946 is: 112,309.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,687 : 73,946 = 73,946 : x
  2. Step 2: Convert to fraction form
    48,687/73,946 = 73,946/x
  3. Step 3: Cross multiply
    48,687x = 73,946 × 73,946
  4. Step 4: Simplify right side
    48,687x = 5,468,010,916
  5. Step 5: Solve for x
    x = 5,468,010,916/48,687
  6. Step 6: Final answer
    x = 112,309.46

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.