Home / 137,453.90-206,231.87-43,966.94

Finding the Fourth Proportional to 137,453.90, 206,231.87 and 43,966.94

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Solution

The fourth proportional to 137,453.90, 206,231.87 and 43,966.94 is: 65,966.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,453.90 : 206,231.87 = 43,966.94 : x
  2. Step 2: Convert to fraction form
    137,453.90/206,231.87 = 43,966.94/x
  3. Step 3: Cross multiply
    137,453.90x = 206,231.87 × 43,966.94
  4. Step 4: Simplify right side
    137,453.90x = 9,067,383,333.14
  5. Step 5: Solve for x
    x = 9,067,383,333.14/137,453.90
  6. Step 6: Final answer
    x = 65,966.73

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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.