Home / 119,974.06-179,942.59-40,013.43

Finding the Fourth Proportional to 119,974.06, 179,942.59 and 40,013.43

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Solution

The fourth proportional to 119,974.06, 179,942.59 and 40,013.43 is: 60,013.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,974.06 : 179,942.59 = 40,013.43 : x
  2. Step 2: Convert to fraction form
    119,974.06/179,942.59 = 40,013.43/x
  3. Step 3: Cross multiply
    119,974.06x = 179,942.59 × 40,013.43
  4. Step 4: Simplify right side
    119,974.06x = 7,200,120,228.98
  5. Step 5: Solve for x
    x = 7,200,120,228.98/119,974.06
  6. Step 6: Final answer
    x = 60,013.97

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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.