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Finding the Third Proportional to 37,174 and 81,396

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Solution

The third proportional to 37,174 and 81,396 is: 178,224.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,174 : 81,396 = 81,396 : x
  2. Step 2: Convert to fraction form
    37,174/81,396 = 81,396/x
  3. Step 3: Cross multiply
    37,174x = 81,396 × 81,396
  4. Step 4: Simplify right side
    37,174x = 6,625,308,816
  5. Step 5: Solve for x
    x = 6,625,308,816/37,174
  6. Step 6: Final answer
    x = 178,224.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.