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Finding the Fourth Proportional to 174.88, 262.26 and 59.30

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Solution

The fourth proportional to 174.88, 262.26 and 59.30 is: 88.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.88 : 262.26 = 59.30 : x
  2. Step 2: Convert to fraction form
    174.88/262.26 = 59.30/x
  3. Step 3: Cross multiply
    174.88x = 262.26 × 59.30
  4. Step 4: Simplify right side
    174.88x = 15,552.02
  5. Step 5: Solve for x
    x = 15,552.02/174.88
  6. Step 6: Final answer
    x = 88.93

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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.