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Finding the Fourth Proportional to 17,798.74, 26,702.16 and 9,474.37

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Solution

The fourth proportional to 17,798.74, 26,702.16 and 9,474.37 is: 14,213.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,798.74 : 26,702.16 = 9,474.37 : x
  2. Step 2: Convert to fraction form
    17,798.74/26,702.16 = 9,474.37/x
  3. Step 3: Cross multiply
    17,798.74x = 26,702.16 × 9,474.37
  4. Step 4: Simplify right side
    17,798.74x = 252,986,143.64
  5. Step 5: Solve for x
    x = 252,986,143.64/17,798.74
  6. Step 6: Final answer
    x = 14,213.71

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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.