Home / 106,310.24-159,471.18-43,120.98

Finding the Fourth Proportional to 106,310.24, 159,471.18 and 43,120.98

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Solution

The fourth proportional to 106,310.24, 159,471.18 and 43,120.98 is: 64,683.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,310.24 : 159,471.18 = 43,120.98 : x
  2. Step 2: Convert to fraction form
    106,310.24/159,471.18 = 43,120.98/x
  3. Step 3: Cross multiply
    106,310.24x = 159,471.18 × 43,120.98
  4. Step 4: Simplify right side
    106,310.24x = 6,876,553,563.36
  5. Step 5: Solve for x
    x = 6,876,553,563.36/106,310.24
  6. Step 6: Final answer
    x = 64,683.83

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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.