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Finding the Fourth Proportional to 17.19, 25.73 and 9.59

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Solution

The fourth proportional to 17.19, 25.73 and 9.59 is: 14.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.19 : 25.73 = 9.59 : x
  2. Step 2: Convert to fraction form
    17.19/25.73 = 9.59/x
  3. Step 3: Cross multiply
    17.19x = 25.73 × 9.59
  4. Step 4: Simplify right side
    17.19x = 246.80
  5. Step 5: Solve for x
    x = 246.80/17.19
  6. Step 6: Final answer
    x = 14.35

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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.