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Finding the Fourth Proportional to 94.61, 141.84 and 36.83

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Solution

The fourth proportional to 94.61, 141.84 and 36.83 is: 55.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.61 : 141.84 = 36.83 : x
  2. Step 2: Convert to fraction form
    94.61/141.84 = 36.83/x
  3. Step 3: Cross multiply
    94.61x = 141.84 × 36.83
  4. Step 4: Simplify right side
    94.61x = 5,223.97
  5. Step 5: Solve for x
    x = 5,223.97/94.61
  6. Step 6: Final answer
    x = 55.22

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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.