Home / 69,659.10-104,504.88-55,481.22

Finding the Fourth Proportional to 69,659.10, 104,504.88 and 55,481.22

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Solution

The fourth proportional to 69,659.10, 104,504.88 and 55,481.22 is: 83,234.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,659.10 : 104,504.88 = 55,481.22 : x
  2. Step 2: Convert to fraction form
    69,659.10/104,504.88 = 55,481.22/x
  3. Step 3: Cross multiply
    69,659.10x = 104,504.88 × 55,481.22
  4. Step 4: Simplify right side
    69,659.10x = 5,798,058,238.35
  5. Step 5: Solve for x
    x = 5,798,058,238.35/69,659.10
  6. Step 6: Final answer
    x = 83,234.76

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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.