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Finding the Fourth Proportional to 29,591.83, 40,836.08 and 16,163.14

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Solution

The fourth proportional to 29,591.83, 40,836.08 and 16,163.14 is: 22,304.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,591.83 : 40,836.08 = 16,163.14 : x
  2. Step 2: Convert to fraction form
    29,591.83/40,836.08 = 16,163.14/x
  3. Step 3: Cross multiply
    29,591.83x = 40,836.08 × 16,163.14
  4. Step 4: Simplify right side
    29,591.83x = 660,039,278.09
  5. Step 5: Solve for x
    x = 660,039,278.09/29,591.83
  6. Step 6: Final answer
    x = 22,304.78

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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.