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Finding the Fourth Proportional to 19.62, 29.37 and 17.01

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Solution

The fourth proportional to 19.62, 29.37 and 17.01 is: 25.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19.62 : 29.37 = 17.01 : x
  2. Step 2: Convert to fraction form
    19.62/29.37 = 17.01/x
  3. Step 3: Cross multiply
    19.62x = 29.37 × 17.01
  4. Step 4: Simplify right side
    19.62x = 499.58
  5. Step 5: Solve for x
    x = 499.58/19.62
  6. Step 6: Final answer
    x = 25.46

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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.