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Finding the Fourth Proportional to 18,655.68, 27,847.03 and 16,441.41

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Solution

The fourth proportional to 18,655.68, 27,847.03 and 16,441.41 is: 24,541.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,655.68 : 27,847.03 = 16,441.41 : x
  2. Step 2: Convert to fraction form
    18,655.68/27,847.03 = 16,441.41/x
  3. Step 3: Cross multiply
    18,655.68x = 27,847.03 × 16,441.41
  4. Step 4: Simplify right side
    18,655.68x = 457,844,577.90
  5. Step 5: Solve for x
    x = 457,844,577.90/18,655.68
  6. Step 6: Final answer
    x = 24,541.83

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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.