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Finding the Fourth Proportional to 35.44, 49.24 and 34.84

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Solution

The fourth proportional to 35.44, 49.24 and 34.84 is: 48.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.44 : 49.24 = 34.84 : x
  2. Step 2: Convert to fraction form
    35.44/49.24 = 34.84/x
  3. Step 3: Cross multiply
    35.44x = 49.24 × 34.84
  4. Step 4: Simplify right side
    35.44x = 1,715.52
  5. Step 5: Solve for x
    x = 1,715.52/35.44
  6. Step 6: Final answer
    x = 48.41

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.