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Finding the Third Proportional to 66,213.75 and 100,850.63

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Solution

The third proportional to 66,213.75 and 100,850.63 is: 153,606.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,213.75 : 100,850.63 = 100,850.63 : x
  2. Step 2: Convert to fraction form
    66,213.75/100,850.63 = 100,850.63/x
  3. Step 3: Cross multiply
    66,213.75x = 100,850.63 × 100,850.63
  4. Step 4: Simplify right side
    66,213.75x = 10,170,848,562.89
  5. Step 5: Solve for x
    x = 10,170,848,562.89/66,213.75
  6. Step 6: Final answer
    x = 153,606.29

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.