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Finding the Fourth Proportional to 59.32, 88.95 and 28.83

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Solution

The fourth proportional to 59.32, 88.95 and 28.83 is: 43.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.32 : 88.95 = 28.83 : x
  2. Step 2: Convert to fraction form
    59.32/88.95 = 28.83/x
  3. Step 3: Cross multiply
    59.32x = 88.95 × 28.83
  4. Step 4: Simplify right side
    59.32x = 2,564.43
  5. Step 5: Solve for x
    x = 2,564.43/59.32
  6. Step 6: Final answer
    x = 43.23

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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.