Home / 199,082.68-274,714.18-122,589.56

Finding the Fourth Proportional to 199,082.68, 274,714.18 and 122,589.56

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Solution

The fourth proportional to 199,082.68, 274,714.18 and 122,589.56 is: 169,161.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,082.68 : 274,714.18 = 122,589.56 : x
  2. Step 2: Convert to fraction form
    199,082.68/274,714.18 = 122,589.56/x
  3. Step 3: Cross multiply
    199,082.68x = 274,714.18 × 122,589.56
  4. Step 4: Simplify right side
    199,082.68x = 33,677,090,451.96
  5. Step 5: Solve for x
    x = 33,677,090,451.96/199,082.68
  6. Step 6: Final answer
    x = 169,161.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.