Home / 174,376.27-261,520.62-90,034.66

Finding the Fourth Proportional to 174,376.27, 261,520.62 and 90,034.66

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Solution

The fourth proportional to 174,376.27, 261,520.62 and 90,034.66 is: 135,029.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,376.27 : 261,520.62 = 90,034.66 : x
  2. Step 2: Convert to fraction form
    174,376.27/261,520.62 = 90,034.66/x
  3. Step 3: Cross multiply
    174,376.27x = 261,520.62 × 90,034.66
  4. Step 4: Simplify right side
    174,376.27x = 23,545,920,104.69
  5. Step 5: Solve for x
    x = 23,545,920,104.69/174,376.27
  6. Step 6: Final answer
    x = 135,029.38

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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.