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Finding the Fourth Proportional to 224,629.88, 336,993.42 and 66,871.04

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Solution

The fourth proportional to 224,629.88, 336,993.42 and 66,871.04 is: 100,321.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,629.88 : 336,993.42 = 66,871.04 : x
  2. Step 2: Convert to fraction form
    224,629.88/336,993.42 = 66,871.04/x
  3. Step 3: Cross multiply
    224,629.88x = 336,993.42 × 66,871.04
  4. Step 4: Simplify right side
    224,629.88x = 22,535,100,468.56
  5. Step 5: Solve for x
    x = 22,535,100,468.56/224,629.88
  6. Step 6: Final answer
    x = 100,321.03

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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.