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Finding the Fourth Proportional to 168,568.80, 252,950.40 and 63,463.20

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Solution

The fourth proportional to 168,568.80, 252,950.40 and 63,463.20 is: 95,231.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,568.80 : 252,950.40 = 63,463.20 : x
  2. Step 2: Convert to fraction form
    168,568.80/252,950.40 = 63,463.20/x
  3. Step 3: Cross multiply
    168,568.80x = 252,950.40 × 63,463.20
  4. Step 4: Simplify right side
    168,568.80x = 16,053,041,825.28
  5. Step 5: Solve for x
    x = 16,053,041,825.28/168,568.80
  6. Step 6: Final answer
    x = 95,231.39

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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.