Home / 36,980.20-50,996.82-31,314.52

Finding the Fourth Proportional to 36,980.20, 50,996.82 and 31,314.52

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Solution

The fourth proportional to 36,980.20, 50,996.82 and 31,314.52 is: 43,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,980.20 : 50,996.82 = 31,314.52 : x
  2. Step 2: Convert to fraction form
    36,980.20/50,996.82 = 31,314.52/x
  3. Step 3: Cross multiply
    36,980.20x = 50,996.82 × 31,314.52
  4. Step 4: Simplify right side
    36,980.20x = 1,596,940,939.83
  5. Step 5: Solve for x
    x = 1,596,940,939.83/36,980.20
  6. Step 6: Final answer
    x = 43,183.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.