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Finding the Third Proportional to 134 and 162.25

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Solution

The third proportional to 134 and 162.25 is: 196.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134 : 162.25 = 162.25 : x
  2. Step 2: Convert to fraction form
    134/162.25 = 162.25/x
  3. Step 3: Cross multiply
    134x = 162.25 × 162.25
  4. Step 4: Simplify right side
    134x = 26,325.06
  5. Step 5: Solve for x
    x = 26,325.06/134
  6. Step 6: Final answer
    x = 196.46

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Why These Related Problems?

These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.