Home / 33,981.37-50,940.64-31,178.59

Finding the Fourth Proportional to 33,981.37, 50,940.64 and 31,178.59

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Solution

The fourth proportional to 33,981.37, 50,940.64 and 31,178.59 is: 46,739.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,981.37 : 50,940.64 = 31,178.59 : x
  2. Step 2: Convert to fraction form
    33,981.37/50,940.64 = 31,178.59/x
  3. Step 3: Cross multiply
    33,981.37x = 50,940.64 × 31,178.59
  4. Step 4: Simplify right side
    33,981.37x = 1,588,257,328.90
  5. Step 5: Solve for x
    x = 1,588,257,328.90/33,981.37
  6. Step 6: Final answer
    x = 46,739.06

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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.