Home / 127,589.44-191,399.82-43,363.48

Finding the Fourth Proportional to 127,589.44, 191,399.82 and 43,363.48

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Solution

The fourth proportional to 127,589.44, 191,399.82 and 43,363.48 is: 65,050.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,589.44 : 191,399.82 = 43,363.48 : x
  2. Step 2: Convert to fraction form
    127,589.44/191,399.82 = 43,363.48/x
  3. Step 3: Cross multiply
    127,589.44x = 191,399.82 × 43,363.48
  4. Step 4: Simplify right side
    127,589.44x = 8,299,762,266.57
  5. Step 5: Solve for x
    x = 8,299,762,266.57/127,589.44
  6. Step 6: Final answer
    x = 65,050.54

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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.