Home / 119,975.06-179,944.09-40,014.43

Finding the Fourth Proportional to 119,975.06, 179,944.09 and 40,014.43

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Solution

The fourth proportional to 119,975.06, 179,944.09 and 40,014.43 is: 60,015.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,975.06 : 179,944.09 = 40,014.43 : x
  2. Step 2: Convert to fraction form
    119,975.06/179,944.09 = 40,014.43/x
  3. Step 3: Cross multiply
    119,975.06x = 179,944.09 × 40,014.43
  4. Step 4: Simplify right side
    119,975.06x = 7,200,360,193.22
  5. Step 5: Solve for x
    x = 7,200,360,193.22/119,975.06
  6. Step 6: Final answer
    x = 60,015.47

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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.