Home / 75,213.60-103,796.11-41,219.83

Finding the Fourth Proportional to 75,213.60, 103,796.11 and 41,219.83

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Solution

The fourth proportional to 75,213.60, 103,796.11 and 41,219.83 is: 56,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,213.60 : 103,796.11 = 41,219.83 : x
  2. Step 2: Convert to fraction form
    75,213.60/103,796.11 = 41,219.83/x
  3. Step 3: Cross multiply
    75,213.60x = 103,796.11 × 41,219.83
  4. Step 4: Simplify right side
    75,213.60x = 4,278,458,008.86
  5. Step 5: Solve for x
    x = 4,278,458,008.86/75,213.60
  6. Step 6: Final answer
    x = 56,884.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.