Home / 41,912.88-57,869.40-27,795.12

Finding the Fourth Proportional to 41,912.88, 57,869.40 and 27,795.12

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Solution

The fourth proportional to 41,912.88, 57,869.40 and 27,795.12 is: 38,376.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,912.88 : 57,869.40 = 27,795.12 : x
  2. Step 2: Convert to fraction form
    41,912.88/57,869.40 = 27,795.12/x
  3. Step 3: Cross multiply
    41,912.88x = 57,869.40 × 27,795.12
  4. Step 4: Simplify right side
    41,912.88x = 1,608,486,917.33
  5. Step 5: Solve for x
    x = 1,608,486,917.33/41,912.88
  6. Step 6: Final answer
    x = 38,376.91

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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.