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Finding the Fourth Proportional to 59.23, 88.91 and 54.97

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Solution

The fourth proportional to 59.23, 88.91 and 54.97 is: 82.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.23 : 88.91 = 54.97 : x
  2. Step 2: Convert to fraction form
    59.23/88.91 = 54.97/x
  3. Step 3: Cross multiply
    59.23x = 88.91 × 54.97
  4. Step 4: Simplify right side
    59.23x = 4,887.38
  5. Step 5: Solve for x
    x = 4,887.38/59.23
  6. Step 6: Final answer
    x = 82.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.