Home / 39,568.92-59,399.82-31,255.08

Finding the Fourth Proportional to 39,568.92, 59,399.82 and 31,255.08

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Solution

The fourth proportional to 39,568.92, 59,399.82 and 31,255.08 is: 46,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,568.92 : 59,399.82 = 31,255.08 : x
  2. Step 2: Convert to fraction form
    39,568.92/59,399.82 = 31,255.08/x
  3. Step 3: Cross multiply
    39,568.92x = 59,399.82 × 31,255.08
  4. Step 4: Simplify right side
    39,568.92x = 1,856,546,126.09
  5. Step 5: Solve for x
    x = 1,856,546,126.09/39,568.92
  6. Step 6: Final answer
    x = 46,919.30

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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.