Home / 214,540.11-321,825.96-56,767.50

Finding the Fourth Proportional to 214,540.11, 321,825.96 and 56,767.50

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Solution

The fourth proportional to 214,540.11, 321,825.96 and 56,767.50 is: 85,155.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,540.11 : 321,825.96 = 56,767.50 : x
  2. Step 2: Convert to fraction form
    214,540.11/321,825.96 = 56,767.50/x
  3. Step 3: Cross multiply
    214,540.11x = 321,825.96 × 56,767.50
  4. Step 4: Simplify right side
    214,540.11x = 18,269,255,184.30
  5. Step 5: Solve for x
    x = 18,269,255,184.30/214,540.11
  6. Step 6: Final answer
    x = 85,155.43

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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.