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Finding the Third Proportional to 36,159 and 74,625

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Solution

The third proportional to 36,159 and 74,625 is: 154,011.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,159 : 74,625 = 74,625 : x
  2. Step 2: Convert to fraction form
    36,159/74,625 = 74,625/x
  3. Step 3: Cross multiply
    36,159x = 74,625 × 74,625
  4. Step 4: Simplify right side
    36,159x = 5,568,890,625
  5. Step 5: Solve for x
    x = 5,568,890,625/36,159
  6. Step 6: Final answer
    x = 154,011.19

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Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.