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Finding the Fourth Proportional to 17,015.52, 25,524 and 5,328.48

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Solution

The fourth proportional to 17,015.52, 25,524 and 5,328.48 is: 7,992.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,015.52 : 25,524 = 5,328.48 : x
  2. Step 2: Convert to fraction form
    17,015.52/25,524 = 5,328.48/x
  3. Step 3: Cross multiply
    17,015.52x = 25,524 × 5,328.48
  4. Step 4: Simplify right side
    17,015.52x = 136,004,123.52
  5. Step 5: Solve for x
    x = 136,004,123.52/17,015.52
  6. Step 6: Final answer
    x = 7,992.95

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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.