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Finding the Fourth Proportional to 190.24, 283.98 and 167.17

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Solution

The fourth proportional to 190.24, 283.98 and 167.17 is: 249.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    190.24 : 283.98 = 167.17 : x
  2. Step 2: Convert to fraction form
    190.24/283.98 = 167.17/x
  3. Step 3: Cross multiply
    190.24x = 283.98 × 167.17
  4. Step 4: Simplify right side
    190.24x = 47,474.14
  5. Step 5: Solve for x
    x = 47,474.14/190.24
  6. Step 6: Final answer
    x = 249.55

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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.