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Finding the Third Proportional to 37,026 and 81,422

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Solution

The third proportional to 37,026 and 81,422 is: 179,050.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,026 : 81,422 = 81,422 : x
  2. Step 2: Convert to fraction form
    37,026/81,422 = 81,422/x
  3. Step 3: Cross multiply
    37,026x = 81,422 × 81,422
  4. Step 4: Simplify right side
    37,026x = 6,629,542,084
  5. Step 5: Solve for x
    x = 6,629,542,084/37,026
  6. Step 6: Final answer
    x = 179,050.99

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.