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Finding the Third Proportional to 56 and 94.38

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Solution

The third proportional to 56 and 94.38 is: 159.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56 : 94.38 = 94.38 : x
  2. Step 2: Convert to fraction form
    56/94.38 = 94.38/x
  3. Step 3: Cross multiply
    56x = 94.38 × 94.38
  4. Step 4: Simplify right side
    56x = 8,906.64
  5. Step 5: Solve for x
    x = 8,906.64/56
  6. Step 6: Final answer
    x = 159.05

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Why These Related Problems?

These problems maintain the same ratio (1.69) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.