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Finding the Fourth Proportional to 227.94, 314.04 and 162.36

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Solution

The fourth proportional to 227.94, 314.04 and 162.36 is: 223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    227.94 : 314.04 = 162.36 : x
  2. Step 2: Convert to fraction form
    227.94/314.04 = 162.36/x
  3. Step 3: Cross multiply
    227.94x = 314.04 × 162.36
  4. Step 4: Simplify right side
    227.94x = 50,987.53
  5. Step 5: Solve for x
    x = 50,987.53/227.94
  6. Step 6: Final answer
    x = 223.69

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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.