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Finding the Fourth Proportional to 104,538.97, 156,814.41 and 29,653.26

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Solution

The fourth proportional to 104,538.97, 156,814.41 and 29,653.26 is: 44,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,538.97 : 156,814.41 = 29,653.26 : x
  2. Step 2: Convert to fraction form
    104,538.97/156,814.41 = 29,653.26/x
  3. Step 3: Cross multiply
    104,538.97x = 156,814.41 × 29,653.26
  4. Step 4: Simplify right side
    104,538.97x = 4,650,057,994.62
  5. Step 5: Solve for x
    x = 4,650,057,994.62/104,538.97
  6. Step 6: Final answer
    x = 44,481.57

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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.