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Finding the Fourth Proportional to 29,563.39, 40,797.48 and 22,016.20

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Solution

The fourth proportional to 29,563.39, 40,797.48 and 22,016.20 is: 30,382.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,563.39 : 40,797.48 = 22,016.20 : x
  2. Step 2: Convert to fraction form
    29,563.39/40,797.48 = 22,016.20/x
  3. Step 3: Cross multiply
    29,563.39x = 40,797.48 × 22,016.20
  4. Step 4: Simplify right side
    29,563.39x = 898,205,479.18
  5. Step 5: Solve for x
    x = 898,205,479.18/29,563.39
  6. Step 6: Final answer
    x = 30,382.36

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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.