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Finding the Third Proportional to 26.68 and 57.06

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Solution

The third proportional to 26.68 and 57.06 is: 122.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.68 : 57.06 = 57.06 : x
  2. Step 2: Convert to fraction form
    26.68/57.06 = 57.06/x
  3. Step 3: Cross multiply
    26.68x = 57.06 × 57.06
  4. Step 4: Simplify right side
    26.68x = 3,255.68
  5. Step 5: Solve for x
    x = 3,255.68/26.68
  6. Step 6: Final answer
    x = 122.01

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.