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Finding the Fourth Proportional to 174.57, 261.87 and 59.01

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Solution

The fourth proportional to 174.57, 261.87 and 59.01 is: 88.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    174.57 : 261.87 = 59.01 : x
  2. Step 2: Convert to fraction form
    174.57/261.87 = 59.01/x
  3. Step 3: Cross multiply
    174.57x = 261.87 × 59.01
  4. Step 4: Simplify right side
    174.57x = 15,452.95
  5. Step 5: Solve for x
    x = 15,452.95/174.57
  6. Step 6: Final answer
    x = 88.52

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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.