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Finding the Third Proportional to 71,949.50 and 108,927.75

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Solution

The third proportional to 71,949.50 and 108,927.75 is: 164,910.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,949.50 : 108,927.75 = 108,927.75 : x
  2. Step 2: Convert to fraction form
    71,949.50/108,927.75 = 108,927.75/x
  3. Step 3: Cross multiply
    71,949.50x = 108,927.75 × 108,927.75
  4. Step 4: Simplify right side
    71,949.50x = 11,865,254,720.06
  5. Step 5: Solve for x
    x = 11,865,254,720.06/71,949.50
  6. Step 6: Final answer
    x = 164,910.87

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.