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Finding the Third Proportional to 26.13 and 47.13

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Solution

The third proportional to 26.13 and 47.13 is: 85.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.13 : 47.13 = 47.13 : x
  2. Step 2: Convert to fraction form
    26.13/47.13 = 47.13/x
  3. Step 3: Cross multiply
    26.13x = 47.13 × 47.13
  4. Step 4: Simplify right side
    26.13x = 2,220.77
  5. Step 5: Solve for x
    x = 2,220.77/26.13
  6. Step 6: Final answer
    x = 85.01

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Why These Related Problems?

These problems maintain the same ratio (1.80) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.