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Finding the Fourth Proportional to 58.85, 81.22 and 44.27

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Solution

The fourth proportional to 58.85, 81.22 and 44.27 is: 61.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.85 : 81.22 = 44.27 : x
  2. Step 2: Convert to fraction form
    58.85/81.22 = 44.27/x
  3. Step 3: Cross multiply
    58.85x = 81.22 × 44.27
  4. Step 4: Simplify right side
    58.85x = 3,595.39
  5. Step 5: Solve for x
    x = 3,595.39/58.85
  6. Step 6: Final answer
    x = 61.09

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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.