Home / 353,974.24-530,945.94-114,082.78

Finding the Fourth Proportional to 353,974.24, 530,945.94 and 114,082.78

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Solution

The fourth proportional to 353,974.24, 530,945.94 and 114,082.78 is: 171,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,974.24 : 530,945.94 = 114,082.78 : x
  2. Step 2: Convert to fraction form
    353,974.24/530,945.94 = 114,082.78/x
  3. Step 3: Cross multiply
    353,974.24x = 530,945.94 × 114,082.78
  4. Step 4: Simplify right side
    353,974.24x = 60,571,788,864.91
  5. Step 5: Solve for x
    x = 60,571,788,864.91/353,974.24
  6. Step 6: Final answer
    x = 171,119.20

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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.