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Finding the Third Proportional to 36,099.75 and 79,174.25

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Solution

The third proportional to 36,099.75 and 79,174.25 is: 173,645.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,099.75 : 79,174.25 = 79,174.25 : x
  2. Step 2: Convert to fraction form
    36,099.75/79,174.25 = 79,174.25/x
  3. Step 3: Cross multiply
    36,099.75x = 79,174.25 × 79,174.25
  4. Step 4: Simplify right side
    36,099.75x = 6,268,561,863.06
  5. Step 5: Solve for x
    x = 6,268,561,863.06/36,099.75
  6. Step 6: Final answer
    x = 173,645.58

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.