Home / 215,082.87-296,808.26-119,587.83

Finding the Fourth Proportional to 215,082.87, 296,808.26 and 119,587.83

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Solution

The fourth proportional to 215,082.87, 296,808.26 and 119,587.83 is: 165,027.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,082.87 : 296,808.26 = 119,587.83 : x
  2. Step 2: Convert to fraction form
    215,082.87/296,808.26 = 119,587.83/x
  3. Step 3: Cross multiply
    215,082.87x = 296,808.26 × 119,587.83
  4. Step 4: Simplify right side
    215,082.87x = 35,494,655,141.54
  5. Step 5: Solve for x
    x = 35,494,655,141.54/215,082.87
  6. Step 6: Final answer
    x = 165,027.81

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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.