Home / 87,336.97-120,528.41-49,097.27

Finding the Fourth Proportional to 87,336.97, 120,528.41 and 49,097.27

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Solution

The fourth proportional to 87,336.97, 120,528.41 and 49,097.27 is: 67,756.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,336.97 : 120,528.41 = 49,097.27 : x
  2. Step 2: Convert to fraction form
    87,336.97/120,528.41 = 49,097.27/x
  3. Step 3: Cross multiply
    87,336.97x = 120,528.41 × 49,097.27
  4. Step 4: Simplify right side
    87,336.97x = 5,917,615,944.28
  5. Step 5: Solve for x
    x = 5,917,615,944.28/87,336.97
  6. Step 6: Final answer
    x = 67,756.14

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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.