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Finding the Fourth Proportional to 41.96, 58.01 and 35.05

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Solution

The fourth proportional to 41.96, 58.01 and 35.05 is: 48.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.96 : 58.01 = 35.05 : x
  2. Step 2: Convert to fraction form
    41.96/58.01 = 35.05/x
  3. Step 3: Cross multiply
    41.96x = 58.01 × 35.05
  4. Step 4: Simplify right side
    41.96x = 2,033.25
  5. Step 5: Solve for x
    x = 2,033.25/41.96
  6. Step 6: Final answer
    x = 48.46

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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.