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Finding the Fourth Proportional to 202,568.40, 303,750.36 and 95,920.56

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Solution

The fourth proportional to 202,568.40, 303,750.36 and 95,920.56 is: 143,832.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,568.40 : 303,750.36 = 95,920.56 : x
  2. Step 2: Convert to fraction form
    202,568.40/303,750.36 = 95,920.56/x
  3. Step 3: Cross multiply
    202,568.40x = 303,750.36 × 95,920.56
  4. Step 4: Simplify right side
    202,568.40x = 29,135,904,631.40
  5. Step 5: Solve for x
    x = 29,135,904,631.40/202,568.40
  6. Step 6: Final answer
    x = 143,832.43

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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.