Home / 121,943.07-182,917.85-33,198.39

Finding the Fourth Proportional to 121,943.07, 182,917.85 and 33,198.39

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Solution

The fourth proportional to 121,943.07, 182,917.85 and 33,198.39 is: 49,798.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,943.07 : 182,917.85 = 33,198.39 : x
  2. Step 2: Convert to fraction form
    121,943.07/182,917.85 = 33,198.39/x
  3. Step 3: Cross multiply
    121,943.07x = 182,917.85 × 33,198.39
  4. Step 4: Simplify right side
    121,943.07x = 6,072,577,956.27
  5. Step 5: Solve for x
    x = 6,072,577,956.27/121,943.07
  6. Step 6: Final answer
    x = 49,798.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.