Home / 39,811.91-59,731.43-25,003.49

Finding the Fourth Proportional to 39,811.91, 59,731.43 and 25,003.49

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Solution

The fourth proportional to 39,811.91, 59,731.43 and 25,003.49 is: 37,513.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,811.91 : 59,731.43 = 25,003.49 : x
  2. Step 2: Convert to fraction form
    39,811.91/59,731.43 = 25,003.49/x
  3. Step 3: Cross multiply
    39,811.91x = 59,731.43 × 25,003.49
  4. Step 4: Simplify right side
    39,811.91x = 1,493,493,789.02
  5. Step 5: Solve for x
    x = 1,493,493,789.02/39,811.91
  6. Step 6: Final answer
    x = 37,513.75

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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.