Home / 75,199.86-103,770.32-41,202.95

Finding the Fourth Proportional to 75,199.86, 103,770.32 and 41,202.95

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Solution

The fourth proportional to 75,199.86, 103,770.32 and 41,202.95 is: 56,857.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,199.86 : 103,770.32 = 41,202.95 : x
  2. Step 2: Convert to fraction form
    75,199.86/103,770.32 = 41,202.95/x
  3. Step 3: Cross multiply
    75,199.86x = 103,770.32 × 41,202.95
  4. Step 4: Simplify right side
    75,199.86x = 4,275,642,581.58
  5. Step 5: Solve for x
    x = 4,275,642,581.58/75,199.86
  6. Step 6: Final answer
    x = 56,857.06

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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.