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Finding the Fourth Proportional to 58.97, 81.41 and 44.42

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Solution

The fourth proportional to 58.97, 81.41 and 44.42 is: 61.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.97 : 81.41 = 44.42 : x
  2. Step 2: Convert to fraction form
    58.97/81.41 = 44.42/x
  3. Step 3: Cross multiply
    58.97x = 81.41 × 44.42
  4. Step 4: Simplify right side
    58.97x = 3,616.01
  5. Step 5: Solve for x
    x = 3,616.01/58.97
  6. Step 6: Final answer
    x = 61.32

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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.