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Finding the Fourth Proportional to 194.03, 292.38 and 160.54

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Solution

The fourth proportional to 194.03, 292.38 and 160.54 is: 241.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    194.03 : 292.38 = 160.54 : x
  2. Step 2: Convert to fraction form
    194.03/292.38 = 160.54/x
  3. Step 3: Cross multiply
    194.03x = 292.38 × 160.54
  4. Step 4: Simplify right side
    194.03x = 46,939.78
  5. Step 5: Solve for x
    x = 46,939.78/194.03
  6. Step 6: Final answer
    x = 241.92

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.