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Finding the Fourth Proportional to 14.37, 19.82 and 10.49

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Solution

The fourth proportional to 14.37, 19.82 and 10.49 is: 14.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14.37 : 19.82 = 10.49 : x
  2. Step 2: Convert to fraction form
    14.37/19.82 = 10.49/x
  3. Step 3: Cross multiply
    14.37x = 19.82 × 10.49
  4. Step 4: Simplify right side
    14.37x = 207.84
  5. Step 5: Solve for x
    x = 207.84/14.37
  6. Step 6: Final answer
    x = 14.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.