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Finding the Fourth Proportional to 134.24, 201.18 and 61.94

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Solution

The fourth proportional to 134.24, 201.18 and 61.94 is: 92.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.24 : 201.18 = 61.94 : x
  2. Step 2: Convert to fraction form
    134.24/201.18 = 61.94/x
  3. Step 3: Cross multiply
    134.24x = 201.18 × 61.94
  4. Step 4: Simplify right side
    134.24x = 12,461.09
  5. Step 5: Solve for x
    x = 12,461.09/134.24
  6. Step 6: Final answer
    x = 92.83

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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.