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Finding the Third Proportional to 68,000 and 105,552

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Solution

The third proportional to 68,000 and 105,552 is: 163,841.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,000 : 105,552 = 105,552 : x
  2. Step 2: Convert to fraction form
    68,000/105,552 = 105,552/x
  3. Step 3: Cross multiply
    68,000x = 105,552 × 105,552
  4. Step 4: Simplify right side
    68,000x = 11,141,224,704
  5. Step 5: Solve for x
    x = 11,141,224,704/68,000
  6. Step 6: Final answer
    x = 163,841.54

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.