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Finding the Fourth Proportional to 176.37, 263.80 and 158.22

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Solution

The fourth proportional to 176.37, 263.80 and 158.22 is: 236.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    176.37 : 263.80 = 158.22 : x
  2. Step 2: Convert to fraction form
    176.37/263.80 = 158.22/x
  3. Step 3: Cross multiply
    176.37x = 263.80 × 158.22
  4. Step 4: Simplify right side
    176.37x = 41,738.44
  5. Step 5: Solve for x
    x = 41,738.44/176.37
  6. Step 6: Final answer
    x = 236.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.