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Finding the Fourth Proportional to 104,436.44, 156,603.24 and 37,866.62

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Solution

The fourth proportional to 104,436.44, 156,603.24 and 37,866.62 is: 56,781.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,436.44 : 156,603.24 = 37,866.62 : x
  2. Step 2: Convert to fraction form
    104,436.44/156,603.24 = 37,866.62/x
  3. Step 3: Cross multiply
    104,436.44x = 156,603.24 × 37,866.62
  4. Step 4: Simplify right side
    104,436.44x = 5,930,035,379.85
  5. Step 5: Solve for x
    x = 5,930,035,379.85/104,436.44
  6. Step 6: Final answer
    x = 56,781.29

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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.