Home / 49,873.14-68,814.84-31,731.08

Finding the Fourth Proportional to 49,873.14, 68,814.84 and 31,731.08

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Solution

The fourth proportional to 49,873.14, 68,814.84 and 31,731.08 is: 43,782.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,873.14 : 68,814.84 = 31,731.08 : x
  2. Step 2: Convert to fraction form
    49,873.14/68,814.84 = 31,731.08/x
  3. Step 3: Cross multiply
    49,873.14x = 68,814.84 × 31,731.08
  4. Step 4: Simplify right side
    49,873.14x = 2,183,568,849.15
  5. Step 5: Solve for x
    x = 2,183,568,849.15/49,873.14
  6. Step 6: Final answer
    x = 43,782.46

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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.