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Finding the Third Proportional to 40,848 and 61,812

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Solution

The third proportional to 40,848 and 61,812 is: 93,535.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,848 : 61,812 = 61,812 : x
  2. Step 2: Convert to fraction form
    40,848/61,812 = 61,812/x
  3. Step 3: Cross multiply
    40,848x = 61,812 × 61,812
  4. Step 4: Simplify right side
    40,848x = 3,820,723,344
  5. Step 5: Solve for x
    x = 3,820,723,344/40,848
  6. Step 6: Final answer
    x = 93,535.14

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.