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Finding the Third Proportional to 36,247.50 and 79,853

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Solution

The third proportional to 36,247.50 and 79,853 is: 175,915.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,247.50 : 79,853 = 79,853 : x
  2. Step 2: Convert to fraction form
    36,247.50/79,853 = 79,853/x
  3. Step 3: Cross multiply
    36,247.50x = 79,853 × 79,853
  4. Step 4: Simplify right side
    36,247.50x = 6,376,501,609
  5. Step 5: Solve for x
    x = 6,376,501,609/36,247.50
  6. Step 6: Final answer
    x = 175,915.62

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.