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Finding the Fourth Proportional to 59.23, 88.83 and 28.37

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Solution

The fourth proportional to 59.23, 88.83 and 28.37 is: 42.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.23 : 88.83 = 28.37 : x
  2. Step 2: Convert to fraction form
    59.23/88.83 = 28.37/x
  3. Step 3: Cross multiply
    59.23x = 88.83 × 28.37
  4. Step 4: Simplify right side
    59.23x = 2,520.33
  5. Step 5: Solve for x
    x = 2,520.33/59.23
  6. Step 6: Final answer
    x = 42.55

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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.