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Finding the Fourth Proportional to 113.54, 170.25 and 41.37

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Solution

The fourth proportional to 113.54, 170.25 and 41.37 is: 62.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    113.54 : 170.25 = 41.37 : x
  2. Step 2: Convert to fraction form
    113.54/170.25 = 41.37/x
  3. Step 3: Cross multiply
    113.54x = 170.25 × 41.37
  4. Step 4: Simplify right side
    113.54x = 7,043.24
  5. Step 5: Solve for x
    x = 7,043.24/113.54
  6. Step 6: Final answer
    x = 62.04

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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.