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Finding the Third Proportional to 92 and 127.63

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Solution

The third proportional to 92 and 127.63 is: 177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    92 : 127.63 = 127.63 : x
  2. Step 2: Convert to fraction form
    92/127.63 = 127.63/x
  3. Step 3: Cross multiply
    92x = 127.63 × 127.63
  4. Step 4: Simplify right side
    92x = 16,288.14
  5. Step 5: Solve for x
    x = 16,288.14/92
  6. Step 6: Final answer
    x = 177.05

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.