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Finding the Fourth Proportional to 38.44, 52.98 and 37.75

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Solution

The fourth proportional to 38.44, 52.98 and 37.75 is: 52.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38.44 : 52.98 = 37.75 : x
  2. Step 2: Convert to fraction form
    38.44/52.98 = 37.75/x
  3. Step 3: Cross multiply
    38.44x = 52.98 × 37.75
  4. Step 4: Simplify right side
    38.44x = 2,000.00
  5. Step 5: Solve for x
    x = 2,000.00/38.44
  6. Step 6: Final answer
    x = 52.03

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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.