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Finding the Fourth Proportional to 174.00, 260.99 and 58.42

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Solution

The fourth proportional to 174.00, 260.99 and 58.42 is: 87.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.00 : 260.99 = 58.42 : x
  2. Step 2: Convert to fraction form
    174.00/260.99 = 58.42/x
  3. Step 3: Cross multiply
    174.00x = 260.99 × 58.42
  4. Step 4: Simplify right side
    174.00x = 15,245.73
  5. Step 5: Solve for x
    x = 15,245.73/174.00
  6. Step 6: Final answer
    x = 87.62

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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.