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Finding the Third Proportional to 75,694.50 and 114,493.50

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Solution

The third proportional to 75,694.50 and 114,493.50 is: 173,179.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,694.50 : 114,493.50 = 114,493.50 : x
  2. Step 2: Convert to fraction form
    75,694.50/114,493.50 = 114,493.50/x
  3. Step 3: Cross multiply
    75,694.50x = 114,493.50 × 114,493.50
  4. Step 4: Simplify right side
    75,694.50x = 13,108,761,542.25
  5. Step 5: Solve for x
    x = 13,108,761,542.25/75,694.50
  6. Step 6: Final answer
    x = 173,179.84

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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.