Home / 49,286.84-67,991.45-29,134.04

Finding the Fourth Proportional to 49,286.84, 67,991.45 and 29,134.04

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Solution

The fourth proportional to 49,286.84, 67,991.45 and 29,134.04 is: 40,190.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,286.84 : 67,991.45 = 29,134.04 : x
  2. Step 2: Convert to fraction form
    49,286.84/67,991.45 = 29,134.04/x
  3. Step 3: Cross multiply
    49,286.84x = 67,991.45 × 29,134.04
  4. Step 4: Simplify right side
    49,286.84x = 1,980,865,138.33
  5. Step 5: Solve for x
    x = 1,980,865,138.33/49,286.84
  6. Step 6: Final answer
    x = 40,190.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.