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Finding the Fourth Proportional to 35.23, 52.86 and 14.94

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Solution

The fourth proportional to 35.23, 52.86 and 14.94 is: 22.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35.23 : 52.86 = 14.94 : x
  2. Step 2: Convert to fraction form
    35.23/52.86 = 14.94/x
  3. Step 3: Cross multiply
    35.23x = 52.86 × 14.94
  4. Step 4: Simplify right side
    35.23x = 789.73
  5. Step 5: Solve for x
    x = 789.73/35.23
  6. Step 6: Final answer
    x = 22.42

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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.