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Finding the Fourth Proportional to 185.98, 279.00 and 62.54

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Solution

The fourth proportional to 185.98, 279.00 and 62.54 is: 93.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.98 : 279.00 = 62.54 : x
  2. Step 2: Convert to fraction form
    185.98/279.00 = 62.54/x
  3. Step 3: Cross multiply
    185.98x = 279.00 × 62.54
  4. Step 4: Simplify right side
    185.98x = 17,448.35
  5. Step 5: Solve for x
    x = 17,448.35/185.98
  6. Step 6: Final answer
    x = 93.82

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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.