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Finding the Fourth Proportional to 184.89, 277.34 and 54.88

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Solution

The fourth proportional to 184.89, 277.34 and 54.88 is: 82.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.89 : 277.34 = 54.88 : x
  2. Step 2: Convert to fraction form
    184.89/277.34 = 54.88/x
  3. Step 3: Cross multiply
    184.89x = 277.34 × 54.88
  4. Step 4: Simplify right side
    184.89x = 15,220.42
  5. Step 5: Solve for x
    x = 15,220.42/184.89
  6. Step 6: Final answer
    x = 82.32

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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.