Home / 31,759.28-43,717.81-27,450.41

Finding the Fourth Proportional to 31,759.28, 43,717.81 and 27,450.41

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Solution

The fourth proportional to 31,759.28, 43,717.81 and 27,450.41 is: 37,786.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,759.28 : 43,717.81 = 27,450.41 : x
  2. Step 2: Convert to fraction form
    31,759.28/43,717.81 = 27,450.41/x
  3. Step 3: Cross multiply
    31,759.28x = 43,717.81 × 27,450.41
  4. Step 4: Simplify right side
    31,759.28x = 1,200,071,671.55
  5. Step 5: Solve for x
    x = 1,200,071,671.55/31,759.28
  6. Step 6: Final answer
    x = 37,786.49

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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.