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Finding the Fourth Proportional to 29.49, 44.25 and 14.29

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Solution

The fourth proportional to 29.49, 44.25 and 14.29 is: 21.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.49 : 44.25 = 14.29 : x
  2. Step 2: Convert to fraction form
    29.49/44.25 = 14.29/x
  3. Step 3: Cross multiply
    29.49x = 44.25 × 14.29
  4. Step 4: Simplify right side
    29.49x = 632.11
  5. Step 5: Solve for x
    x = 632.11/29.49
  6. Step 6: Final answer
    x = 21.44

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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.