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Finding the Third Proportional to 26,455.50 and 55,089

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Solution

The third proportional to 26,455.50 and 55,089 is: 114,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,455.50 : 55,089 = 55,089 : x
  2. Step 2: Convert to fraction form
    26,455.50/55,089 = 55,089/x
  3. Step 3: Cross multiply
    26,455.50x = 55,089 × 55,089
  4. Step 4: Simplify right side
    26,455.50x = 3,034,797,921
  5. Step 5: Solve for x
    x = 3,034,797,921/26,455.50
  6. Step 6: Final answer
    x = 114,713.31

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.