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Finding the Fourth Proportional to 35.44, 52.82 and 35.38

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Solution

The fourth proportional to 35.44, 52.82 and 35.38 is: 52.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.44 : 52.82 = 35.38 : x
  2. Step 2: Convert to fraction form
    35.44/52.82 = 35.38/x
  3. Step 3: Cross multiply
    35.44x = 52.82 × 35.38
  4. Step 4: Simplify right side
    35.44x = 1,868.77
  5. Step 5: Solve for x
    x = 1,868.77/35.44
  6. Step 6: Final answer
    x = 52.73

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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.