Home / 188,905.62-283,433.76-185,919.96

Finding the Fourth Proportional to 188,905.62, 283,433.76 and 185,919.96

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Solution

The fourth proportional to 188,905.62, 283,433.76 and 185,919.96 is: 278,954.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,905.62 : 283,433.76 = 185,919.96 : x
  2. Step 2: Convert to fraction form
    188,905.62/283,433.76 = 185,919.96/x
  3. Step 3: Cross multiply
    188,905.62x = 283,433.76 × 185,919.96
  4. Step 4: Simplify right side
    188,905.62x = 52,695,993,321.85
  5. Step 5: Solve for x
    x = 52,695,993,321.85/188,905.62
  6. Step 6: Final answer
    x = 278,954.08

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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.