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Finding the Fourth Proportional to 59.27, 89.20 and 44.89

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Solution

The fourth proportional to 59.27, 89.20 and 44.89 is: 67.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.27 : 89.20 = 44.89 : x
  2. Step 2: Convert to fraction form
    59.27/89.20 = 44.89/x
  3. Step 3: Cross multiply
    59.27x = 89.20 × 44.89
  4. Step 4: Simplify right side
    59.27x = 4,004.52
  5. Step 5: Solve for x
    x = 4,004.52/59.27
  6. Step 6: Final answer
    x = 67.57

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.