Home / 203,682.33-281,073.29-113,042.07

Finding the Fourth Proportional to 203,682.33, 281,073.29 and 113,042.07

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Solution

The fourth proportional to 203,682.33, 281,073.29 and 113,042.07 is: 155,993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,682.33 : 281,073.29 = 113,042.07 : x
  2. Step 2: Convert to fraction form
    203,682.33/281,073.29 = 113,042.07/x
  3. Step 3: Cross multiply
    203,682.33x = 281,073.29 × 113,042.07
  4. Step 4: Simplify right side
    203,682.33x = 31,773,105,958.10
  5. Step 5: Solve for x
    x = 31,773,105,958.10/203,682.33
  6. Step 6: Final answer
    x = 155,993.43

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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.