Home / 87,727.44-131,641.32-37,122.48

Finding the Fourth Proportional to 87,727.44, 131,641.32 and 37,122.48

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Solution

The fourth proportional to 87,727.44, 131,641.32 and 37,122.48 is: 55,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,727.44 : 131,641.32 = 37,122.48 : x
  2. Step 2: Convert to fraction form
    87,727.44/131,641.32 = 37,122.48/x
  3. Step 3: Cross multiply
    87,727.44x = 131,641.32 × 37,122.48
  4. Step 4: Simplify right side
    87,727.44x = 4,886,852,268.87
  5. Step 5: Solve for x
    x = 4,886,852,268.87/87,727.44
  6. Step 6: Final answer
    x = 55,704.95

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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.