Home / 174,375.27-261,519.12-90,033.66

Finding the Fourth Proportional to 174,375.27, 261,519.12 and 90,033.66

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Solution

The fourth proportional to 174,375.27, 261,519.12 and 90,033.66 is: 135,027.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,375.27 : 261,519.12 = 90,033.66 : x
  2. Step 2: Convert to fraction form
    174,375.27/261,519.12 = 90,033.66/x
  3. Step 3: Cross multiply
    174,375.27x = 261,519.12 × 90,033.66
  4. Step 4: Simplify right side
    174,375.27x = 23,545,523,533.58
  5. Step 5: Solve for x
    x = 23,545,523,533.58/174,375.27
  6. Step 6: Final answer
    x = 135,027.88

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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.