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Finding the Third Proportional to 26.63 and 55.50

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Solution

The third proportional to 26.63 and 55.50 is: 115.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.63 : 55.50 = 55.50 : x
  2. Step 2: Convert to fraction form
    26.63/55.50 = 55.50/x
  3. Step 3: Cross multiply
    26.63x = 55.50 × 55.50
  4. Step 4: Simplify right side
    26.63x = 3,080.25
  5. Step 5: Solve for x
    x = 3,080.25/26.63
  6. Step 6: Final answer
    x = 115.69

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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.