Home / 192,874.32-289,288.38-50,730.66

Finding the Fourth Proportional to 192,874.32, 289,288.38 and 50,730.66

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Solution

The fourth proportional to 192,874.32, 289,288.38 and 50,730.66 is: 76,089.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,874.32 : 289,288.38 = 50,730.66 : x
  2. Step 2: Convert to fraction form
    192,874.32/289,288.38 = 50,730.66/x
  3. Step 3: Cross multiply
    192,874.32x = 289,288.38 × 50,730.66
  4. Step 4: Simplify right side
    192,874.32x = 14,675,790,447.73
  5. Step 5: Solve for x
    x = 14,675,790,447.73/192,874.32
  6. Step 6: Final answer
    x = 76,089.91

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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.