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Finding the Fourth Proportional to 115,940.20, 173,934.30 and 37,044.20

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Solution

The fourth proportional to 115,940.20, 173,934.30 and 37,044.20 is: 55,573.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,940.20 : 173,934.30 = 37,044.20 : x
  2. Step 2: Convert to fraction form
    115,940.20/173,934.30 = 37,044.20/x
  3. Step 3: Cross multiply
    115,940.20x = 173,934.30 × 37,044.20
  4. Step 4: Simplify right side
    115,940.20x = 6,443,256,996.06
  5. Step 5: Solve for x
    x = 6,443,256,996.06/115,940.20
  6. Step 6: Final answer
    x = 55,573.97

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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.