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Finding the Fourth Proportional to 149,884.77, 224,982.88 and 100,311.29

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Solution

The fourth proportional to 149,884.77, 224,982.88 and 100,311.29 is: 150,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,884.77 : 224,982.88 = 100,311.29 : x
  2. Step 2: Convert to fraction form
    149,884.77/224,982.88 = 100,311.29/x
  3. Step 3: Cross multiply
    149,884.77x = 224,982.88 × 100,311.29
  4. Step 4: Simplify right side
    149,884.77x = 22,568,322,952.96
  5. Step 5: Solve for x
    x = 22,568,322,952.96/149,884.77
  6. Step 6: Final answer
    x = 150,571.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.