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Finding the Fourth Proportional to 178.23, 245.79 and 150.96

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Solution

The fourth proportional to 178.23, 245.79 and 150.96 is: 208.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    178.23 : 245.79 = 150.96 : x
  2. Step 2: Convert to fraction form
    178.23/245.79 = 150.96/x
  3. Step 3: Cross multiply
    178.23x = 245.79 × 150.96
  4. Step 4: Simplify right side
    178.23x = 37,104.46
  5. Step 5: Solve for x
    x = 37,104.46/178.23
  6. Step 6: Final answer
    x = 208.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.