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Finding the Third Proportional to 61,990.15 and 92,744.96

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Solution

The third proportional to 61,990.15 and 92,744.96 is: 138,757.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,990.15 : 92,744.96 = 92,744.96 : x
  2. Step 2: Convert to fraction form
    61,990.15/92,744.96 = 92,744.96/x
  3. Step 3: Cross multiply
    61,990.15x = 92,744.96 × 92,744.96
  4. Step 4: Simplify right side
    61,990.15x = 8,601,627,688.73
  5. Step 5: Solve for x
    x = 8,601,627,688.73/61,990.15
  6. Step 6: Final answer
    x = 138,757.97

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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.