Home / 77,801.28-116,677.44-25,198.56

Finding the Fourth Proportional to 77,801.28, 116,677.44 and 25,198.56

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Solution

The fourth proportional to 77,801.28, 116,677.44 and 25,198.56 is: 37,789.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,801.28 : 116,677.44 = 25,198.56 : x
  2. Step 2: Convert to fraction form
    77,801.28/116,677.44 = 25,198.56/x
  3. Step 3: Cross multiply
    77,801.28x = 116,677.44 × 25,198.56
  4. Step 4: Simplify right side
    77,801.28x = 2,940,103,472.49
  5. Step 5: Solve for x
    x = 2,940,103,472.49/77,801.28
  6. Step 6: Final answer
    x = 37,789.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.