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Finding the Fourth Proportional to 17,051.52, 25,540.32 and 8,268

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Solution

The fourth proportional to 17,051.52, 25,540.32 and 8,268 is: 12,384.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,051.52 : 25,540.32 = 8,268 : x
  2. Step 2: Convert to fraction form
    17,051.52/25,540.32 = 8,268/x
  3. Step 3: Cross multiply
    17,051.52x = 25,540.32 × 8,268
  4. Step 4: Simplify right side
    17,051.52x = 211,167,365.76
  5. Step 5: Solve for x
    x = 211,167,365.76/17,051.52
  6. Step 6: Final answer
    x = 12,384.08

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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.