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Finding the Fourth Proportional to 182.25, 271.63 and 171.99

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Solution

The fourth proportional to 182.25, 271.63 and 171.99 is: 256.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.25 : 271.63 = 171.99 : x
  2. Step 2: Convert to fraction form
    182.25/271.63 = 171.99/x
  3. Step 3: Cross multiply
    182.25x = 271.63 × 171.99
  4. Step 4: Simplify right side
    182.25x = 46,717.64
  5. Step 5: Solve for x
    x = 46,717.64/182.25
  6. Step 6: Final answer
    x = 256.34

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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.