Home / 60,081.26-90,168.16-56,997.86

Finding the Fourth Proportional to 60,081.26, 90,168.16 and 56,997.86

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Solution

The fourth proportional to 60,081.26, 90,168.16 and 56,997.86 is: 85,540.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,081.26 : 90,168.16 = 56,997.86 : x
  2. Step 2: Convert to fraction form
    60,081.26/90,168.16 = 56,997.86/x
  3. Step 3: Cross multiply
    60,081.26x = 90,168.16 × 56,997.86
  4. Step 4: Simplify right side
    60,081.26x = 5,139,392,160.14
  5. Step 5: Solve for x
    x = 5,139,392,160.14/60,081.26
  6. Step 6: Final answer
    x = 85,540.69

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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.