Home / 79,260.24-109,381.25-43,451.59

Finding the Fourth Proportional to 79,260.24, 109,381.25 and 43,451.59

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Solution

The fourth proportional to 79,260.24, 109,381.25 and 43,451.59 is: 59,964.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,260.24 : 109,381.25 = 43,451.59 : x
  2. Step 2: Convert to fraction form
    79,260.24/109,381.25 = 43,451.59/x
  3. Step 3: Cross multiply
    79,260.24x = 109,381.25 × 43,451.59
  4. Step 4: Simplify right side
    79,260.24x = 4,752,789,228.69
  5. Step 5: Solve for x
    x = 4,752,789,228.69/79,260.24
  6. Step 6: Final answer
    x = 59,964.36

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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.