Home / 156,120.66-234,195.68-43,800.44

Finding the Fourth Proportional to 156,120.66, 234,195.68 and 43,800.44

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Solution

The fourth proportional to 156,120.66, 234,195.68 and 43,800.44 is: 65,704.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,120.66 : 234,195.68 = 43,800.44 : x
  2. Step 2: Convert to fraction form
    156,120.66/234,195.68 = 43,800.44/x
  3. Step 3: Cross multiply
    156,120.66x = 234,195.68 × 43,800.44
  4. Step 4: Simplify right side
    156,120.66x = 10,257,872,440.12
  5. Step 5: Solve for x
    x = 10,257,872,440.12/156,120.66
  6. Step 6: Final answer
    x = 65,704.77

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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.