Home / 87,924.39-121,332.83-50,198.64

Finding the Fourth Proportional to 87,924.39, 121,332.83 and 50,198.64

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Solution

The fourth proportional to 87,924.39, 121,332.83 and 50,198.64 is: 69,272.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,924.39 : 121,332.83 = 50,198.64 : x
  2. Step 2: Convert to fraction form
    87,924.39/121,332.83 = 50,198.64/x
  3. Step 3: Cross multiply
    87,924.39x = 121,332.83 × 50,198.64
  4. Step 4: Simplify right side
    87,924.39x = 6,090,743,053.35
  5. Step 5: Solve for x
    x = 6,090,743,053.35/87,924.39
  6. Step 6: Final answer
    x = 69,272.51

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1.5x scale

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.