Home / 203,261.22-304,995.92-96,765.66

Finding the Fourth Proportional to 203,261.22, 304,995.92 and 96,765.66

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Solution

The fourth proportional to 203,261.22, 304,995.92 and 96,765.66 is: 145,198.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,261.22 : 304,995.92 = 96,765.66 : x
  2. Step 2: Convert to fraction form
    203,261.22/304,995.92 = 96,765.66/x
  3. Step 3: Cross multiply
    203,261.22x = 304,995.92 × 96,765.66
  4. Step 4: Simplify right side
    203,261.22x = 29,513,131,012.28
  5. Step 5: Solve for x
    x = 29,513,131,012.28/203,261.22
  6. Step 6: Final answer
    x = 145,198.04

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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.