Home / 104,563.28-156,845.45-25,677.54

Finding the Fourth Proportional to 104,563.28, 156,845.45 and 25,677.54

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Solution

The fourth proportional to 104,563.28, 156,845.45 and 25,677.54 is: 38,516.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,563.28 : 156,845.45 = 25,677.54 : x
  2. Step 2: Convert to fraction form
    104,563.28/156,845.45 = 25,677.54/x
  3. Step 3: Cross multiply
    104,563.28x = 156,845.45 × 25,677.54
  4. Step 4: Simplify right side
    104,563.28x = 4,027,405,380.39
  5. Step 5: Solve for x
    x = 4,027,405,380.39/104,563.28
  6. Step 6: Final answer
    x = 38,516.44

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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.