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Finding the Fourth Proportional to 182.93, 251.64 and 149.36

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Solution

The fourth proportional to 182.93, 251.64 and 149.36 is: 205.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.93 : 251.64 = 149.36 : x
  2. Step 2: Convert to fraction form
    182.93/251.64 = 149.36/x
  3. Step 3: Cross multiply
    182.93x = 251.64 × 149.36
  4. Step 4: Simplify right side
    182.93x = 37,585.58
  5. Step 5: Solve for x
    x = 37,585.58/182.93
  6. Step 6: Final answer
    x = 205.46

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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.