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Finding the Fourth Proportional to 22,794.37, 31,453.41 and 12,723.37

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Solution

The fourth proportional to 22,794.37, 31,453.41 and 12,723.37 is: 17,556.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,794.37 : 31,453.41 = 12,723.37 : x
  2. Step 2: Convert to fraction form
    22,794.37/31,453.41 = 12,723.37/x
  3. Step 3: Cross multiply
    22,794.37x = 31,453.41 × 12,723.37
  4. Step 4: Simplify right side
    22,794.37x = 400,193,373.19
  5. Step 5: Solve for x
    x = 400,193,373.19/22,794.37
  6. Step 6: Final answer
    x = 17,556.68

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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.