Home / 79,593.05-109,836.07-43,783.04

Finding the Fourth Proportional to 79,593.05, 109,836.07 and 43,783.04

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Solution

The fourth proportional to 79,593.05, 109,836.07 and 43,783.04 is: 60,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,593.05 : 109,836.07 = 43,783.04 : x
  2. Step 2: Convert to fraction form
    79,593.05/109,836.07 = 43,783.04/x
  3. Step 3: Cross multiply
    79,593.05x = 109,836.07 × 43,783.04
  4. Step 4: Simplify right side
    79,593.05x = 4,808,957,046.25
  5. Step 5: Solve for x
    x = 4,808,957,046.25/79,593.05
  6. Step 6: Final answer
    x = 60,419.31

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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.