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Finding the Fourth Proportional to 182.59, 251.36 and 158.95

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Solution

The fourth proportional to 182.59, 251.36 and 158.95 is: 218.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.59 : 251.36 = 158.95 : x
  2. Step 2: Convert to fraction form
    182.59/251.36 = 158.95/x
  3. Step 3: Cross multiply
    182.59x = 251.36 × 158.95
  4. Step 4: Simplify right side
    182.59x = 39,953.67
  5. Step 5: Solve for x
    x = 39,953.67/182.59
  6. Step 6: Final answer
    x = 218.82

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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.