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Finding the Fourth Proportional to 16.04, 23.87 and 15.98

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Solution

The fourth proportional to 16.04, 23.87 and 15.98 is: 23.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16.04 : 23.87 = 15.98 : x
  2. Step 2: Convert to fraction form
    16.04/23.87 = 15.98/x
  3. Step 3: Cross multiply
    16.04x = 23.87 × 15.98
  4. Step 4: Simplify right side
    16.04x = 381.24
  5. Step 5: Solve for x
    x = 381.24/16.04
  6. Step 6: Final answer
    x = 23.76

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.