Home / 75,786.84-104,584.77-43,961.13

Finding the Fourth Proportional to 75,786.84, 104,584.77 and 43,961.13

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Solution

The fourth proportional to 75,786.84, 104,584.77 and 43,961.13 is: 60,665.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,786.84 : 104,584.77 = 43,961.13 : x
  2. Step 2: Convert to fraction form
    75,786.84/104,584.77 = 43,961.13/x
  3. Step 3: Cross multiply
    75,786.84x = 104,584.77 × 43,961.13
  4. Step 4: Simplify right side
    75,786.84x = 4,597,664,669.99
  5. Step 5: Solve for x
    x = 4,597,664,669.99/75,786.84
  6. Step 6: Final answer
    x = 60,665.74

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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.