Home / 119,977.44-179,947.66-40,016.80

Finding the Fourth Proportional to 119,977.44, 179,947.66 and 40,016.80

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Solution

The fourth proportional to 119,977.44, 179,947.66 and 40,016.80 is: 60,019.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,977.44 : 179,947.66 = 40,016.80 : x
  2. Step 2: Convert to fraction form
    119,977.44/179,947.66 = 40,016.80/x
  3. Step 3: Cross multiply
    119,977.44x = 179,947.66 × 40,016.80
  4. Step 4: Simplify right side
    119,977.44x = 7,200,929,520.69
  5. Step 5: Solve for x
    x = 7,200,929,520.69/119,977.44
  6. Step 6: Final answer
    x = 60,019.03

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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.