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Finding the Third Proportional to 14,496.13 and 31,136.75

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Solution

The third proportional to 14,496.13 and 31,136.75 is: 66,879.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,496.13 : 31,136.75 = 31,136.75 : x
  2. Step 2: Convert to fraction form
    14,496.13/31,136.75 = 31,136.75/x
  3. Step 3: Cross multiply
    14,496.13x = 31,136.75 × 31,136.75
  4. Step 4: Simplify right side
    14,496.13x = 969,497,200.56
  5. Step 5: Solve for x
    x = 969,497,200.56/14,496.13
  6. Step 6: Final answer
    x = 66,879.75

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.