Home / 53,940.35-80,897.56-27,631.55

Finding the Fourth Proportional to 53,940.35, 80,897.56 and 27,631.55

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Solution

The fourth proportional to 53,940.35, 80,897.56 and 27,631.55 is: 41,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,940.35 : 80,897.56 = 27,631.55 : x
  2. Step 2: Convert to fraction form
    53,940.35/80,897.56 = 27,631.55/x
  3. Step 3: Cross multiply
    53,940.35x = 80,897.56 × 27,631.55
  4. Step 4: Simplify right side
    53,940.35x = 2,235,324,974.02
  5. Step 5: Solve for x
    x = 2,235,324,974.02/53,940.35
  6. Step 6: Final answer
    x = 41,440.68

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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.