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Finding the Fourth Proportional to 17,896.83, 26,836.59 and 6,644.41

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Solution

The fourth proportional to 17,896.83, 26,836.59 and 6,644.41 is: 9,963.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,896.83 : 26,836.59 = 6,644.41 : x
  2. Step 2: Convert to fraction form
    17,896.83/26,836.59 = 6,644.41/x
  3. Step 3: Cross multiply
    17,896.83x = 26,836.59 × 6,644.41
  4. Step 4: Simplify right side
    17,896.83x = 178,313,139.56
  5. Step 5: Solve for x
    x = 178,313,139.56/17,896.83
  6. Step 6: Final answer
    x = 9,963.40

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1.5x scale

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.