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Finding the Fourth Proportional to 116,600.88, 174,906.78 and 37,721.28

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Solution

The fourth proportional to 116,600.88, 174,906.78 and 37,721.28 is: 56,583.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,600.88 : 174,906.78 = 37,721.28 : x
  2. Step 2: Convert to fraction form
    116,600.88/174,906.78 = 37,721.28/x
  3. Step 3: Cross multiply
    116,600.88x = 174,906.78 × 37,721.28
  4. Step 4: Simplify right side
    116,600.88x = 6,597,707,622.28
  5. Step 5: Solve for x
    x = 6,597,707,622.28/116,600.88
  6. Step 6: Final answer
    x = 56,583.69

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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.