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Finding the Fourth Proportional to 22,273.70, 33,186.28 and 21,952.94

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Solution

The fourth proportional to 22,273.70, 33,186.28 and 21,952.94 is: 32,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.70 : 33,186.28 = 21,952.94 : x
  2. Step 2: Convert to fraction form
    22,273.70/33,186.28 = 21,952.94/x
  3. Step 3: Cross multiply
    22,273.70x = 33,186.28 × 21,952.94
  4. Step 4: Simplify right side
    22,273.70x = 728,536,413.66
  5. Step 5: Solve for x
    x = 728,536,413.66/22,273.70
  6. Step 6: Final answer
    x = 32,708.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.