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Finding the Fourth Proportional to 192.73, 266.03 and 119.08

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Solution

The fourth proportional to 192.73, 266.03 and 119.08 is: 164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192.73 : 266.03 = 119.08 : x
  2. Step 2: Convert to fraction form
    192.73/266.03 = 119.08/x
  3. Step 3: Cross multiply
    192.73x = 266.03 × 119.08
  4. Step 4: Simplify right side
    192.73x = 31,678.85
  5. Step 5: Solve for x
    x = 31,678.85/192.73
  6. Step 6: Final answer
    x = 164.37

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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.