Home / 119,976.44-179,946.16-40,015.80

Finding the Fourth Proportional to 119,976.44, 179,946.16 and 40,015.80

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Solution

The fourth proportional to 119,976.44, 179,946.16 and 40,015.80 is: 60,017.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,976.44 : 179,946.16 = 40,015.80 : x
  2. Step 2: Convert to fraction form
    119,976.44/179,946.16 = 40,015.80/x
  3. Step 3: Cross multiply
    119,976.44x = 179,946.16 × 40,015.80
  4. Step 4: Simplify right side
    119,976.44x = 7,200,689,449.29
  5. Step 5: Solve for x
    x = 7,200,689,449.29/119,976.44
  6. Step 6: Final answer
    x = 60,017.53

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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.