Home / 29,103.27-43,717.08-20,836.41

Finding the Fourth Proportional to 29,103.27, 43,717.08 and 20,836.41

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Solution

The fourth proportional to 29,103.27, 43,717.08 and 20,836.41 is: 31,299.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,103.27 : 43,717.08 = 20,836.41 : x
  2. Step 2: Convert to fraction form
    29,103.27/43,717.08 = 20,836.41/x
  3. Step 3: Cross multiply
    29,103.27x = 43,717.08 × 20,836.41
  4. Step 4: Simplify right side
    29,103.27x = 910,906,917.08
  5. Step 5: Solve for x
    x = 910,906,917.08/29,103.27
  6. Step 6: Final answer
    x = 31,299.13

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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.