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Finding the Fourth Proportional to 37.85, 52.34 and 37.44

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Solution

The fourth proportional to 37.85, 52.34 and 37.44 is: 51.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.85 : 52.34 = 37.44 : x
  2. Step 2: Convert to fraction form
    37.85/52.34 = 37.44/x
  3. Step 3: Cross multiply
    37.85x = 52.34 × 37.44
  4. Step 4: Simplify right side
    37.85x = 1,959.42
  5. Step 5: Solve for x
    x = 1,959.42/37.85
  6. Step 6: Final answer
    x = 51.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.