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Finding the Fourth Proportional to 58.73, 81.05 and 44.15

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Solution

The fourth proportional to 58.73, 81.05 and 44.15 is: 60.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.73 : 81.05 = 44.15 : x
  2. Step 2: Convert to fraction form
    58.73/81.05 = 44.15/x
  3. Step 3: Cross multiply
    58.73x = 81.05 × 44.15
  4. Step 4: Simplify right side
    58.73x = 3,577.73
  5. Step 5: Solve for x
    x = 3,577.73/58.73
  6. Step 6: Final answer
    x = 60.92

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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.