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Finding the Third Proportional to 37,124 and 80,102

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Solution

The third proportional to 37,124 and 80,102 is: 172,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,124 : 80,102 = 80,102 : x
  2. Step 2: Convert to fraction form
    37,124/80,102 = 80,102/x
  3. Step 3: Cross multiply
    37,124x = 80,102 × 80,102
  4. Step 4: Simplify right side
    37,124x = 6,416,330,404
  5. Step 5: Solve for x
    x = 6,416,330,404/37,124
  6. Step 6: Final answer
    x = 172,835.10

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.