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Finding the Fourth Proportional to 17.03, 23.48 and 10.56

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Solution

The fourth proportional to 17.03, 23.48 and 10.56 is: 14.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17.03 : 23.48 = 10.56 : x
  2. Step 2: Convert to fraction form
    17.03/23.48 = 10.56/x
  3. Step 3: Cross multiply
    17.03x = 23.48 × 10.56
  4. Step 4: Simplify right side
    17.03x = 247.90
  5. Step 5: Solve for x
    x = 247.90/17.03
  6. Step 6: Final answer
    x = 14.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.