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Finding the Fourth Proportional to 14.83, 22.25 and 14.19

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Solution

The fourth proportional to 14.83, 22.25 and 14.19 is: 21.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.83 : 22.25 = 14.19 : x
  2. Step 2: Convert to fraction form
    14.83/22.25 = 14.19/x
  3. Step 3: Cross multiply
    14.83x = 22.25 × 14.19
  4. Step 4: Simplify right side
    14.83x = 315.62
  5. Step 5: Solve for x
    x = 315.62/14.83
  6. Step 6: Final answer
    x = 21.29

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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.