Home / 412,953.03-619,371.23-132,433.83

Finding the Fourth Proportional to 412,953.03, 619,371.23 and 132,433.83

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Solution

The fourth proportional to 412,953.03, 619,371.23 and 132,433.83 is: 198,632.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,953.03 : 619,371.23 = 132,433.83 : x
  2. Step 2: Convert to fraction form
    412,953.03/619,371.23 = 132,433.83/x
  3. Step 3: Cross multiply
    412,953.03x = 619,371.23 × 132,433.83
  4. Step 4: Simplify right side
    412,953.03x = 82,025,703,518.54
  5. Step 5: Solve for x
    x = 82,025,703,518.54/412,953.03
  6. Step 6: Final answer
    x = 198,632.04

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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.