Home / 87,935.80-131,868.96-27,942.70

Finding the Fourth Proportional to 87,935.80, 131,868.96 and 27,942.70

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Solution

The fourth proportional to 87,935.80, 131,868.96 and 27,942.70 is: 41,903.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,935.80 : 131,868.96 = 27,942.70 : x
  2. Step 2: Convert to fraction form
    87,935.80/131,868.96 = 27,942.70/x
  3. Step 3: Cross multiply
    87,935.80x = 131,868.96 × 27,942.70
  4. Step 4: Simplify right side
    87,935.80x = 3,684,774,788.59
  5. Step 5: Solve for x
    x = 3,684,774,788.59/87,935.80
  6. Step 6: Final answer
    x = 41,903.01

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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.