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Finding the Fourth Proportional to 203,883.69, 305,825.54 and 63,654.33

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Solution

The fourth proportional to 203,883.69, 305,825.54 and 63,654.33 is: 95,481.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,883.69 : 305,825.54 = 63,654.33 : x
  2. Step 2: Convert to fraction form
    203,883.69/305,825.54 = 63,654.33/x
  3. Step 3: Cross multiply
    203,883.69x = 305,825.54 × 63,654.33
  4. Step 4: Simplify right side
    203,883.69x = 19,467,119,527.32
  5. Step 5: Solve for x
    x = 19,467,119,527.32/203,883.69
  6. Step 6: Final answer
    x = 95,481.50

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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.