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Finding the Fourth Proportional to 17,236.80, 25,857.63 and 5,548.50

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Solution

The fourth proportional to 17,236.80, 25,857.63 and 5,548.50 is: 8,323.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,236.80 : 25,857.63 = 5,548.50 : x
  2. Step 2: Convert to fraction form
    17,236.80/25,857.63 = 5,548.50/x
  3. Step 3: Cross multiply
    17,236.80x = 25,857.63 × 5,548.50
  4. Step 4: Simplify right side
    17,236.80x = 143,471,060.06
  5. Step 5: Solve for x
    x = 143,471,060.06/17,236.80
  6. Step 6: Final answer
    x = 8,323.53

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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.