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Finding the Fourth Proportional to 104,405.89, 156,589.14 and 29,525.44

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Solution

The fourth proportional to 104,405.89, 156,589.14 and 29,525.44 is: 44,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,405.89 : 156,589.14 = 29,525.44 : x
  2. Step 2: Convert to fraction form
    104,405.89/156,589.14 = 29,525.44/x
  3. Step 3: Cross multiply
    104,405.89x = 156,589.14 × 29,525.44
  4. Step 4: Simplify right side
    104,405.89x = 4,623,363,257.72
  5. Step 5: Solve for x
    x = 4,623,363,257.72/104,405.89
  6. Step 6: Final answer
    x = 44,282.59

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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.