Home / 104,359.44-156,563.04-45,204.96

Finding the Fourth Proportional to 104,359.44, 156,563.04 and 45,204.96

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Solution

The fourth proportional to 104,359.44, 156,563.04 and 45,204.96 is: 67,817.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,359.44 : 156,563.04 = 45,204.96 : x
  2. Step 2: Convert to fraction form
    104,359.44/156,563.04 = 45,204.96/x
  3. Step 3: Cross multiply
    104,359.44x = 156,563.04 × 45,204.96
  4. Step 4: Simplify right side
    104,359.44x = 7,077,425,960.68
  5. Step 5: Solve for x
    x = 7,077,425,960.68/104,359.44
  6. Step 6: Final answer
    x = 67,817.78

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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.