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Finding the Fourth Proportional to 88.63, 132.95 and 24.50

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Solution

The fourth proportional to 88.63, 132.95 and 24.50 is: 36.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    88.63 : 132.95 = 24.50 : x
  2. Step 2: Convert to fraction form
    88.63/132.95 = 24.50/x
  3. Step 3: Cross multiply
    88.63x = 132.95 × 24.50
  4. Step 4: Simplify right side
    88.63x = 3,257.15
  5. Step 5: Solve for x
    x = 3,257.15/88.63
  6. Step 6: Final answer
    x = 36.75

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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.