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Finding the Third Proportional to 37,152 and 81,349

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Solution

The third proportional to 37,152 and 81,349 is: 178,123.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,152 : 81,349 = 81,349 : x
  2. Step 2: Convert to fraction form
    37,152/81,349 = 81,349/x
  3. Step 3: Cross multiply
    37,152x = 81,349 × 81,349
  4. Step 4: Simplify right side
    37,152x = 6,617,659,801
  5. Step 5: Solve for x
    x = 6,617,659,801/37,152
  6. Step 6: Final answer
    x = 178,123.92

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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.