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Finding the Fourth Proportional to 193.73, 267.40 and 183.93

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Solution

The fourth proportional to 193.73, 267.40 and 183.93 is: 253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    193.73 : 267.40 = 183.93 : x
  2. Step 2: Convert to fraction form
    193.73/267.40 = 183.93/x
  3. Step 3: Cross multiply
    193.73x = 267.40 × 183.93
  4. Step 4: Simplify right side
    193.73x = 49,182.88
  5. Step 5: Solve for x
    x = 49,182.88/193.73
  6. Step 6: Final answer
    x = 253.87

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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.