Home / 75,634.75-104,375.96-43,813.90

Finding the Fourth Proportional to 75,634.75, 104,375.96 and 43,813.90

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Solution

The fourth proportional to 75,634.75, 104,375.96 and 43,813.90 is: 60,463.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,634.75 : 104,375.96 = 43,813.90 : x
  2. Step 2: Convert to fraction form
    75,634.75/104,375.96 = 43,813.90/x
  3. Step 3: Cross multiply
    75,634.75x = 104,375.96 × 43,813.90
  4. Step 4: Simplify right side
    75,634.75x = 4,573,117,873.84
  5. Step 5: Solve for x
    x = 4,573,117,873.84/75,634.75
  6. Step 6: Final answer
    x = 60,463.18

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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.