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Finding the Fourth Proportional to 184.23, 254.21 and 114.27

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Solution

The fourth proportional to 184.23, 254.21 and 114.27 is: 157.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.23 : 254.21 = 114.27 : x
  2. Step 2: Convert to fraction form
    184.23/254.21 = 114.27/x
  3. Step 3: Cross multiply
    184.23x = 254.21 × 114.27
  4. Step 4: Simplify right side
    184.23x = 29,047.05
  5. Step 5: Solve for x
    x = 29,047.05/184.23
  6. Step 6: Final answer
    x = 157.67

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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.