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Finding the Fourth Proportional to 14,198.52, 19,573.48 and 9,936.37

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Solution

The fourth proportional to 14,198.52, 19,573.48 and 9,936.37 is: 13,697.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.52 : 19,573.48 = 9,936.37 : x
  2. Step 2: Convert to fraction form
    14,198.52/19,573.48 = 9,936.37/x
  3. Step 3: Cross multiply
    14,198.52x = 19,573.48 × 9,936.37
  4. Step 4: Simplify right side
    14,198.52x = 194,489,376.35
  5. Step 5: Solve for x
    x = 194,489,376.35/14,198.52
  6. Step 6: Final answer
    x = 13,697.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.