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Finding the Third Proportional to 68,796 and 105,165

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Solution

The third proportional to 68,796 and 105,165 is: 160,760.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,796 : 105,165 = 105,165 : x
  2. Step 2: Convert to fraction form
    68,796/105,165 = 105,165/x
  3. Step 3: Cross multiply
    68,796x = 105,165 × 105,165
  4. Step 4: Simplify right side
    68,796x = 11,059,677,225
  5. Step 5: Solve for x
    x = 11,059,677,225/68,796
  6. Step 6: Final answer
    x = 160,760.47

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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.