Home / 168,579.08-252,993.05-79,832.43

Finding the Fourth Proportional to 168,579.08, 252,993.05 and 79,832.43

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Solution

The fourth proportional to 168,579.08, 252,993.05 and 79,832.43 is: 119,807.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,579.08 : 252,993.05 = 79,832.43 : x
  2. Step 2: Convert to fraction form
    168,579.08/252,993.05 = 79,832.43/x
  3. Step 3: Cross multiply
    168,579.08x = 252,993.05 × 79,832.43
  4. Step 4: Simplify right side
    168,579.08x = 20,197,049,555.45
  5. Step 5: Solve for x
    x = 20,197,049,555.45/168,579.08
  6. Step 6: Final answer
    x = 119,807.57

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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.