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Finding the Fourth Proportional to 58.89, 81.27 and 44.19

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Solution

The fourth proportional to 58.89, 81.27 and 44.19 is: 60.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.89 : 81.27 = 44.19 : x
  2. Step 2: Convert to fraction form
    58.89/81.27 = 44.19/x
  3. Step 3: Cross multiply
    58.89x = 81.27 × 44.19
  4. Step 4: Simplify right side
    58.89x = 3,591.32
  5. Step 5: Solve for x
    x = 3,591.32/58.89
  6. Step 6: Final answer
    x = 60.98

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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.