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Finding the Fourth Proportional to 174.96, 262.46 and 59.43

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Solution

The fourth proportional to 174.96, 262.46 and 59.43 is: 89.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.96 : 262.46 = 59.43 : x
  2. Step 2: Convert to fraction form
    174.96/262.46 = 59.43/x
  3. Step 3: Cross multiply
    174.96x = 262.46 × 59.43
  4. Step 4: Simplify right side
    174.96x = 15,599.13
  5. Step 5: Solve for x
    x = 15,599.13/174.96
  6. Step 6: Final answer
    x = 89.16

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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.