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Finding the Fourth Proportional to 17,437.40, 26,152.44 and 5,747.88

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Solution

The fourth proportional to 17,437.40, 26,152.44 and 5,747.88 is: 8,620.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,437.40 : 26,152.44 = 5,747.88 : x
  2. Step 2: Convert to fraction form
    17,437.40/26,152.44 = 5,747.88/x
  3. Step 3: Cross multiply
    17,437.40x = 26,152.44 × 5,747.88
  4. Step 4: Simplify right side
    17,437.40x = 150,321,086.83
  5. Step 5: Solve for x
    x = 150,321,086.83/17,437.40
  6. Step 6: Final answer
    x = 8,620.61

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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.