Home / 74,194.38-111,161.97-61,794.09

Finding the Fourth Proportional to 74,194.38, 111,161.97 and 61,794.09

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Solution

The fourth proportional to 74,194.38, 111,161.97 and 61,794.09 is: 92,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,194.38 : 111,161.97 = 61,794.09 : x
  2. Step 2: Convert to fraction form
    74,194.38/111,161.97 = 61,794.09/x
  3. Step 3: Cross multiply
    74,194.38x = 111,161.97 × 61,794.09
  4. Step 4: Simplify right side
    74,194.38x = 6,869,152,778.76
  5. Step 5: Solve for x
    x = 6,869,152,778.76/74,194.38
  6. Step 6: Final answer
    x = 92,583.20

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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.