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Finding the Fourth Proportional to 37.35, 55.92 and 23.79

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Solution

The fourth proportional to 37.35, 55.92 and 23.79 is: 35.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.35 : 55.92 = 23.79 : x
  2. Step 2: Convert to fraction form
    37.35/55.92 = 23.79/x
  3. Step 3: Cross multiply
    37.35x = 55.92 × 23.79
  4. Step 4: Simplify right side
    37.35x = 1,330.34
  5. Step 5: Solve for x
    x = 1,330.34/37.35
  6. Step 6: Final answer
    x = 35.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.