Home / 204,020.70-281,542.95-113,374.33

Finding the Fourth Proportional to 204,020.70, 281,542.95 and 113,374.33

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Solution

The fourth proportional to 204,020.70, 281,542.95 and 113,374.33 is: 156,453.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,020.70 : 281,542.95 = 113,374.33 : x
  2. Step 2: Convert to fraction form
    204,020.70/281,542.95 = 113,374.33/x
  3. Step 3: Cross multiply
    204,020.70x = 281,542.95 × 113,374.33
  4. Step 4: Simplify right side
    204,020.70x = 31,919,742,618.62
  5. Step 5: Solve for x
    x = 31,919,742,618.62/204,020.70
  6. Step 6: Final answer
    x = 156,453.45

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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.