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Finding the Third Proportional to 47,376 and 102,042

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Solution

The third proportional to 47,376 and 102,042 is: 219,785.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,376 : 102,042 = 102,042 : x
  2. Step 2: Convert to fraction form
    47,376/102,042 = 102,042/x
  3. Step 3: Cross multiply
    47,376x = 102,042 × 102,042
  4. Step 4: Simplify right side
    47,376x = 10,412,569,764
  5. Step 5: Solve for x
    x = 10,412,569,764/47,376
  6. Step 6: Final answer
    x = 219,785.75

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.