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Finding the Fourth Proportional to 59.88, 89.87 and 23.82

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Solution

The fourth proportional to 59.88, 89.87 and 23.82 is: 35.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.88 : 89.87 = 23.82 : x
  2. Step 2: Convert to fraction form
    59.88/89.87 = 23.82/x
  3. Step 3: Cross multiply
    59.88x = 89.87 × 23.82
  4. Step 4: Simplify right side
    59.88x = 2,140.58
  5. Step 5: Solve for x
    x = 2,140.58/59.88
  6. Step 6: Final answer
    x = 35.75

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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.