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Finding the Third Proportional to 51,968 and 80,994

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Solution

The third proportional to 51,968 and 80,994 is: 126,232.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,968 : 80,994 = 80,994 : x
  2. Step 2: Convert to fraction form
    51,968/80,994 = 80,994/x
  3. Step 3: Cross multiply
    51,968x = 80,994 × 80,994
  4. Step 4: Simplify right side
    51,968x = 6,560,028,036
  5. Step 5: Solve for x
    x = 6,560,028,036/51,968
  6. Step 6: Final answer
    x = 126,232.07

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.