Home / 104,440.10-156,660.15-25,553.30

Finding the Fourth Proportional to 104,440.10, 156,660.15 and 25,553.30

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Solution

The fourth proportional to 104,440.10, 156,660.15 and 25,553.30 is: 38,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,440.10 : 156,660.15 = 25,553.30 : x
  2. Step 2: Convert to fraction form
    104,440.10/156,660.15 = 25,553.30/x
  3. Step 3: Cross multiply
    104,440.10x = 156,660.15 × 25,553.30
  4. Step 4: Simplify right side
    104,440.10x = 4,003,183,811.00
  5. Step 5: Solve for x
    x = 4,003,183,811.00/104,440.10
  6. Step 6: Final answer
    x = 38,329.95

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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.