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Finding the Third Proportional to 166.03 and 186.75

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Solution

The third proportional to 166.03 and 186.75 is: 210.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166.03 : 186.75 = 186.75 : x
  2. Step 2: Convert to fraction form
    166.03/186.75 = 186.75/x
  3. Step 3: Cross multiply
    166.03x = 186.75 × 186.75
  4. Step 4: Simplify right side
    166.03x = 34,875.56
  5. Step 5: Solve for x
    x = 34,875.56/166.03
  6. Step 6: Final answer
    x = 210.05

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Why These Related Problems?

These problems maintain the same ratio (1.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.