Home / 107,087.68-160,633.38-28,198.96

Finding the Fourth Proportional to 107,087.68, 160,633.38 and 28,198.96

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Solution

The fourth proportional to 107,087.68, 160,633.38 and 28,198.96 is: 42,298.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,087.68 : 160,633.38 = 28,198.96 : x
  2. Step 2: Convert to fraction form
    107,087.68/160,633.38 = 28,198.96/x
  3. Step 3: Cross multiply
    107,087.68x = 160,633.38 × 28,198.96
  4. Step 4: Simplify right side
    107,087.68x = 4,529,694,257.28
  5. Step 5: Solve for x
    x = 4,529,694,257.28/107,087.68
  6. Step 6: Final answer
    x = 42,298.93

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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.