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Finding the Third Proportional to 67,098 and 102,753

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Solution

The third proportional to 67,098 and 102,753 is: 157,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,098 : 102,753 = 102,753 : x
  2. Step 2: Convert to fraction form
    67,098/102,753 = 102,753/x
  3. Step 3: Cross multiply
    67,098x = 102,753 × 102,753
  4. Step 4: Simplify right side
    67,098x = 10,558,179,009
  5. Step 5: Solve for x
    x = 10,558,179,009/67,098
  6. Step 6: Final answer
    x = 157,354.60

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.