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Finding the Fourth Proportional to 104,305.77, 156,515.42 and 44,324.87

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Solution

The fourth proportional to 104,305.77, 156,515.42 and 44,324.87 is: 66,511.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,305.77 : 156,515.42 = 44,324.87 : x
  2. Step 2: Convert to fraction form
    104,305.77/156,515.42 = 44,324.87/x
  3. Step 3: Cross multiply
    104,305.77x = 156,515.42 × 44,324.87
  4. Step 4: Simplify right side
    104,305.77x = 6,937,524,972.73
  5. Step 5: Solve for x
    x = 6,937,524,972.73/104,305.77
  6. Step 6: Final answer
    x = 66,511.42

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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.