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Finding the Third Proportional to 68,051 and 102,144

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Solution

The third proportional to 68,051 and 102,144 is: 153,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,051 : 102,144 = 102,144 : x
  2. Step 2: Convert to fraction form
    68,051/102,144 = 102,144/x
  3. Step 3: Cross multiply
    68,051x = 102,144 × 102,144
  4. Step 4: Simplify right side
    68,051x = 10,433,396,736
  5. Step 5: Solve for x
    x = 10,433,396,736/68,051
  6. Step 6: Final answer
    x = 153,317.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.