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Finding the Fourth Proportional to 184.74, 276.88 and 141.08

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Solution

The fourth proportional to 184.74, 276.88 and 141.08 is: 211.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.74 : 276.88 = 141.08 : x
  2. Step 2: Convert to fraction form
    184.74/276.88 = 141.08/x
  3. Step 3: Cross multiply
    184.74x = 276.88 × 141.08
  4. Step 4: Simplify right side
    184.74x = 39,062.23
  5. Step 5: Solve for x
    x = 39,062.23/184.74
  6. Step 6: Final answer
    x = 211.44

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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.