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Finding the Fourth Proportional to 8,550.44, 11,803.21 and 5,194.34

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Solution

The fourth proportional to 8,550.44, 11,803.21 and 5,194.34 is: 7,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.44 : 11,803.21 = 5,194.34 : x
  2. Step 2: Convert to fraction form
    8,550.44/11,803.21 = 5,194.34/x
  3. Step 3: Cross multiply
    8,550.44x = 11,803.21 × 5,194.34
  4. Step 4: Simplify right side
    8,550.44x = 61,309,813.83
  5. Step 5: Solve for x
    x = 61,309,813.83/8,550.44
  6. Step 6: Final answer
    x = 7,170.37

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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.