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Finding the Third Proportional to 29,172.66 and 61,458.75

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Solution

The third proportional to 29,172.66 and 61,458.75 is: 129,476.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,172.66 : 61,458.75 = 61,458.75 : x
  2. Step 2: Convert to fraction form
    29,172.66/61,458.75 = 61,458.75/x
  3. Step 3: Cross multiply
    29,172.66x = 61,458.75 × 61,458.75
  4. Step 4: Simplify right side
    29,172.66x = 3,777,177,951.56
  5. Step 5: Solve for x
    x = 3,777,177,951.56/29,172.66
  6. Step 6: Final answer
    x = 129,476.66

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.