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Finding the Third Proportional to 51,631.25 and 109,455.75

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Solution

The third proportional to 51,631.25 and 109,455.75 is: 232,040.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,631.25 : 109,455.75 = 109,455.75 : x
  2. Step 2: Convert to fraction form
    51,631.25/109,455.75 = 109,455.75/x
  3. Step 3: Cross multiply
    51,631.25x = 109,455.75 × 109,455.75
  4. Step 4: Simplify right side
    51,631.25x = 11,980,561,208.06
  5. Step 5: Solve for x
    x = 11,980,561,208.06/51,631.25
  6. Step 6: Final answer
    x = 232,040.89

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.