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Finding the Fourth Proportional to 168,832.04, 253,334.46 and 69,065.96

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Solution

The fourth proportional to 168,832.04, 253,334.46 and 69,065.96 is: 103,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,832.04 : 253,334.46 = 69,065.96 : x
  2. Step 2: Convert to fraction form
    168,832.04/253,334.46 = 69,065.96/x
  3. Step 3: Cross multiply
    168,832.04x = 253,334.46 × 69,065.96
  4. Step 4: Simplify right side
    168,832.04x = 17,496,787,680.98
  5. Step 5: Solve for x
    x = 17,496,787,680.98/168,832.04
  6. Step 6: Final answer
    x = 103,634.28

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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.