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Finding the Fourth Proportional to 115,940.94, 173,836.53 and 37,028.94

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Solution

The fourth proportional to 115,940.94, 173,836.53 and 37,028.94 is: 55,519.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,940.94 : 173,836.53 = 37,028.94 : x
  2. Step 2: Convert to fraction form
    115,940.94/173,836.53 = 37,028.94/x
  3. Step 3: Cross multiply
    115,940.94x = 173,836.53 × 37,028.94
  4. Step 4: Simplify right side
    115,940.94x = 6,436,982,439.18
  5. Step 5: Solve for x
    x = 6,436,982,439.18/115,940.94
  6. Step 6: Final answer
    x = 55,519.50

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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.