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Finding the Fourth Proportional to 17,653.93, 26,481.71 and 7,793.26

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Solution

The fourth proportional to 17,653.93, 26,481.71 and 7,793.26 is: 11,690.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,653.93 : 26,481.71 = 7,793.26 : x
  2. Step 2: Convert to fraction form
    17,653.93/26,481.71 = 7,793.26/x
  3. Step 3: Cross multiply
    17,653.93x = 26,481.71 × 7,793.26
  4. Step 4: Simplify right side
    17,653.93x = 206,378,812.31
  5. Step 5: Solve for x
    x = 206,378,812.31/17,653.93
  6. Step 6: Final answer
    x = 11,690.25

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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.