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Finding the Fourth Proportional to 36.92, 55.01 and 34.59

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Solution

The fourth proportional to 36.92, 55.01 and 34.59 is: 51.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36.92 : 55.01 = 34.59 : x
  2. Step 2: Convert to fraction form
    36.92/55.01 = 34.59/x
  3. Step 3: Cross multiply
    36.92x = 55.01 × 34.59
  4. Step 4: Simplify right side
    36.92x = 1,902.89
  5. Step 5: Solve for x
    x = 1,902.89/36.92
  6. Step 6: Final answer
    x = 51.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.