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Finding the Third Proportional to 57.34 and 88.13

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Solution

The third proportional to 57.34 and 88.13 is: 135.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57.34 : 88.13 = 88.13 : x
  2. Step 2: Convert to fraction form
    57.34/88.13 = 88.13/x
  3. Step 3: Cross multiply
    57.34x = 88.13 × 88.13
  4. Step 4: Simplify right side
    57.34x = 7,766.02
  5. Step 5: Solve for x
    x = 7,766.02/57.34
  6. Step 6: Final answer
    x = 135.43

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.