Home / 79,240.49-109,363.92-50,572.52

Finding the Fourth Proportional to 79,240.49, 109,363.92 and 50,572.52

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Solution

The fourth proportional to 79,240.49, 109,363.92 and 50,572.52 is: 69,797.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,240.49 : 109,363.92 = 50,572.52 : x
  2. Step 2: Convert to fraction form
    79,240.49/109,363.92 = 50,572.52/x
  3. Step 3: Cross multiply
    79,240.49x = 109,363.92 × 50,572.52
  4. Step 4: Simplify right side
    79,240.49x = 5,530,809,031.48
  5. Step 5: Solve for x
    x = 5,530,809,031.48/79,240.49
  6. Step 6: Final answer
    x = 69,797.76

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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.