Home / 127,489.36-191,321.16-44,383.36

Finding the Fourth Proportional to 127,489.36, 191,321.16 and 44,383.36

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Solution

The fourth proportional to 127,489.36, 191,321.16 and 44,383.36 is: 66,605.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,489.36 : 191,321.16 = 44,383.36 : x
  2. Step 2: Convert to fraction form
    127,489.36/191,321.16 = 44,383.36/x
  3. Step 3: Cross multiply
    127,489.36x = 191,321.16 × 44,383.36
  4. Step 4: Simplify right side
    127,489.36x = 8,491,475,919.90
  5. Step 5: Solve for x
    x = 8,491,475,919.90/127,489.36
  6. Step 6: Final answer
    x = 66,605.37

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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.