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Finding the Third Proportional to 92,580.75 and 140,169.38

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Solution

The third proportional to 92,580.75 and 140,169.38 is: 212,219.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,580.75 : 140,169.38 = 140,169.38 : x
  2. Step 2: Convert to fraction form
    92,580.75/140,169.38 = 140,169.38/x
  3. Step 3: Cross multiply
    92,580.75x = 140,169.38 × 140,169.38
  4. Step 4: Simplify right side
    92,580.75x = 19,647,453,687.89
  5. Step 5: Solve for x
    x = 19,647,453,687.89/92,580.75
  6. Step 6: Final answer
    x = 212,219.64

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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.