Home / 203,632.26-305,456.62-96,961.34

Finding the Fourth Proportional to 203,632.26, 305,456.62 and 96,961.34

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Solution

The fourth proportional to 203,632.26, 305,456.62 and 96,961.34 is: 145,445.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,632.26 : 305,456.62 = 96,961.34 : x
  2. Step 2: Convert to fraction form
    203,632.26/305,456.62 = 96,961.34/x
  3. Step 3: Cross multiply
    203,632.26x = 305,456.62 × 96,961.34
  4. Step 4: Simplify right side
    203,632.26x = 29,617,483,187.07
  5. Step 5: Solve for x
    x = 29,617,483,187.07/203,632.26
  6. Step 6: Final answer
    x = 145,445.93

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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.