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Finding the Third Proportional to 26.16 and 36.70

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Solution

The third proportional to 26.16 and 36.70 is: 51.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26.16 : 36.70 = 36.70 : x
  2. Step 2: Convert to fraction form
    26.16/36.70 = 36.70/x
  3. Step 3: Cross multiply
    26.16x = 36.70 × 36.70
  4. Step 4: Simplify right side
    26.16x = 1,347.12
  5. Step 5: Solve for x
    x = 1,347.12/26.16
  6. Step 6: Final answer
    x = 51.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.