Home / 204,289.92-281,945.01-123,745.56

Finding the Fourth Proportional to 204,289.92, 281,945.01 and 123,745.56

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Solution

The fourth proportional to 204,289.92, 281,945.01 and 123,745.56 is: 170,783.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,289.92 : 281,945.01 = 123,745.56 : x
  2. Step 2: Convert to fraction form
    204,289.92/281,945.01 = 123,745.56/x
  3. Step 3: Cross multiply
    204,289.92x = 281,945.01 × 123,745.56
  4. Step 4: Simplify right side
    204,289.92x = 34,889,443,151.66
  5. Step 5: Solve for x
    x = 34,889,443,151.66/204,289.92
  6. Step 6: Final answer
    x = 170,783.97

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1.5x scale

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.