Home / 190,974.45-285,920.37-158,694.33

Finding the Fourth Proportional to 190,974.45, 285,920.37 and 158,694.33

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Solution

The fourth proportional to 190,974.45, 285,920.37 and 158,694.33 is: 237,591.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,974.45 : 285,920.37 = 158,694.33 : x
  2. Step 2: Convert to fraction form
    190,974.45/285,920.37 = 158,694.33/x
  3. Step 3: Cross multiply
    190,974.45x = 285,920.37 × 158,694.33
  4. Step 4: Simplify right side
    190,974.45x = 45,373,941,550.50
  5. Step 5: Solve for x
    x = 45,373,941,550.50/190,974.45
  6. Step 6: Final answer
    x = 237,591.69

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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.