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Finding the Fourth Proportional to 104,573.62, 156,791.09 and 38,005.84

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Solution

The fourth proportional to 104,573.62, 156,791.09 and 38,005.84 is: 56,983.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,573.62 : 156,791.09 = 38,005.84 : x
  2. Step 2: Convert to fraction form
    104,573.62/156,791.09 = 38,005.84/x
  3. Step 3: Cross multiply
    104,573.62x = 156,791.09 × 38,005.84
  4. Step 4: Simplify right side
    104,573.62x = 5,958,976,889.94
  5. Step 5: Solve for x
    x = 5,958,976,889.94/104,573.62
  6. Step 6: Final answer
    x = 56,983.56

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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.