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Finding the Fourth Proportional to 179.24, 246.74 and 148.10

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Solution

The fourth proportional to 179.24, 246.74 and 148.10 is: 203.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.24 : 246.74 = 148.10 : x
  2. Step 2: Convert to fraction form
    179.24/246.74 = 148.10/x
  3. Step 3: Cross multiply
    179.24x = 246.74 × 148.10
  4. Step 4: Simplify right side
    179.24x = 36,540.22
  5. Step 5: Solve for x
    x = 36,540.22/179.24
  6. Step 6: Final answer
    x = 203.87

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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.