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Finding the Third Proportional to 106,948 and 122,500

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Solution

The third proportional to 106,948 and 122,500 is: 140,313.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,948 : 122,500 = 122,500 : x
  2. Step 2: Convert to fraction form
    106,948/122,500 = 122,500/x
  3. Step 3: Cross multiply
    106,948x = 122,500 × 122,500
  4. Step 4: Simplify right side
    106,948x = 15,006,250,000
  5. Step 5: Solve for x
    x = 15,006,250,000/106,948
  6. Step 6: Final answer
    x = 140,313.52

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Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.