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Finding the Fourth Proportional to 94.19, 141.26 and 36.41

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Solution

The fourth proportional to 94.19, 141.26 and 36.41 is: 54.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.19 : 141.26 = 36.41 : x
  2. Step 2: Convert to fraction form
    94.19/141.26 = 36.41/x
  3. Step 3: Cross multiply
    94.19x = 141.26 × 36.41
  4. Step 4: Simplify right side
    94.19x = 5,142.99
  5. Step 5: Solve for x
    x = 5,142.99/94.19
  6. Step 6: Final answer
    x = 54.60

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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.