Home / 225,138.76-337,755.26-84,896.36

Finding the Fourth Proportional to 225,138.76, 337,755.26 and 84,896.36

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Solution

The fourth proportional to 225,138.76, 337,755.26 and 84,896.36 is: 127,362.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,138.76 : 337,755.26 = 84,896.36 : x
  2. Step 2: Convert to fraction form
    225,138.76/337,755.26 = 84,896.36/x
  3. Step 3: Cross multiply
    225,138.76x = 337,755.26 × 84,896.36
  4. Step 4: Simplify right side
    225,138.76x = 28,674,192,144.85
  5. Step 5: Solve for x
    x = 28,674,192,144.85/225,138.76
  6. Step 6: Final answer
    x = 127,362.31

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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.