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Finding the Third Proportional to 67,806.50 and 102,204.75

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Solution

The third proportional to 67,806.50 and 102,204.75 is: 154,053.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,806.50 : 102,204.75 = 102,204.75 : x
  2. Step 2: Convert to fraction form
    67,806.50/102,204.75 = 102,204.75/x
  3. Step 3: Cross multiply
    67,806.50x = 102,204.75 × 102,204.75
  4. Step 4: Simplify right side
    67,806.50x = 10,445,810,922.56
  5. Step 5: Solve for x
    x = 10,445,810,922.56/67,806.50
  6. Step 6: Final answer
    x = 154,053.24

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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.