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Finding the Fourth Proportional to 174.53, 261.83 and 123.27

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Solution

The fourth proportional to 174.53, 261.83 and 123.27 is: 184.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.53 : 261.83 = 123.27 : x
  2. Step 2: Convert to fraction form
    174.53/261.83 = 123.27/x
  3. Step 3: Cross multiply
    174.53x = 261.83 × 123.27
  4. Step 4: Simplify right side
    174.53x = 32,274.65
  5. Step 5: Solve for x
    x = 32,274.65/174.53
  6. Step 6: Final answer
    x = 184.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.