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Finding the Fourth Proportional to 181, 248.36 and 179.32

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Solution

The fourth proportional to 181, 248.36 and 179.32 is: 246.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181 : 248.36 = 179.32 : x
  2. Step 2: Convert to fraction form
    181/248.36 = 179.32/x
  3. Step 3: Cross multiply
    181x = 248.36 × 179.32
  4. Step 4: Simplify right side
    181x = 44,535.92
  5. Step 5: Solve for x
    x = 44,535.92/181
  6. Step 6: Final answer
    x = 246.05

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.