Home / 104,204.21-156,305.84-25,318.64

Finding the Fourth Proportional to 104,204.21, 156,305.84 and 25,318.64

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Solution

The fourth proportional to 104,204.21, 156,305.84 and 25,318.64 is: 37,977.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,204.21 : 156,305.84 = 25,318.64 : x
  2. Step 2: Convert to fraction form
    104,204.21/156,305.84 = 25,318.64/x
  3. Step 3: Cross multiply
    104,204.21x = 156,305.84 × 25,318.64
  4. Step 4: Simplify right side
    104,204.21x = 3,957,451,557.03
  5. Step 5: Solve for x
    x = 3,957,451,557.03/104,204.21
  6. Step 6: Final answer
    x = 37,977.85

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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.