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Finding the Third Proportional to 48,399.50 and 73,329

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Solution

The third proportional to 48,399.50 and 73,329 is: 111,099.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,399.50 : 73,329 = 73,329 : x
  2. Step 2: Convert to fraction form
    48,399.50/73,329 = 73,329/x
  3. Step 3: Cross multiply
    48,399.50x = 73,329 × 73,329
  4. Step 4: Simplify right side
    48,399.50x = 5,377,142,241
  5. Step 5: Solve for x
    x = 5,377,142,241/48,399.50
  6. Step 6: Final answer
    x = 111,099.13

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.