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Finding the Fourth Proportional to 183.05, 253.63 and 179.16

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Solution

The fourth proportional to 183.05, 253.63 and 179.16 is: 248.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    183.05 : 253.63 = 179.16 : x
  2. Step 2: Convert to fraction form
    183.05/253.63 = 179.16/x
  3. Step 3: Cross multiply
    183.05x = 253.63 × 179.16
  4. Step 4: Simplify right side
    183.05x = 45,439.08
  5. Step 5: Solve for x
    x = 45,439.08/183.05
  6. Step 6: Final answer
    x = 248.23

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.