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Finding the Third Proportional to 15,136.88 and 33,147.84

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Solution

The third proportional to 15,136.88 and 33,147.84 is: 72,589.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.88 : 33,147.84 = 33,147.84 : x
  2. Step 2: Convert to fraction form
    15,136.88/33,147.84 = 33,147.84/x
  3. Step 3: Cross multiply
    15,136.88x = 33,147.84 × 33,147.84
  4. Step 4: Simplify right side
    15,136.88x = 1,098,779,545.27
  5. Step 5: Solve for x
    x = 1,098,779,545.27/15,136.88
  6. Step 6: Final answer
    x = 72,589.59

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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.