Home / 173,857.20-260,661.26-67,149.83

Finding the Fourth Proportional to 173,857.20, 260,661.26 and 67,149.83

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Solution

The fourth proportional to 173,857.20, 260,661.26 and 67,149.83 is: 100,676.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,857.20 : 260,661.26 = 67,149.83 : x
  2. Step 2: Convert to fraction form
    173,857.20/260,661.26 = 67,149.83/x
  3. Step 3: Cross multiply
    173,857.20x = 260,661.26 × 67,149.83
  4. Step 4: Simplify right side
    173,857.20x = 17,503,357,657.53
  5. Step 5: Solve for x
    x = 17,503,357,657.53/173,857.20
  6. Step 6: Final answer
    x = 100,676.63

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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.