Home / 85,858.24-118,481.68-50,049.76

Finding the Fourth Proportional to 85,858.24, 118,481.68 and 50,049.76

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Solution

The fourth proportional to 85,858.24, 118,481.68 and 50,049.76 is: 69,067.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,858.24 : 118,481.68 = 50,049.76 : x
  2. Step 2: Convert to fraction form
    85,858.24/118,481.68 = 50,049.76/x
  3. Step 3: Cross multiply
    85,858.24x = 118,481.68 × 50,049.76
  4. Step 4: Simplify right side
    85,858.24x = 5,929,979,648.40
  5. Step 5: Solve for x
    x = 5,929,979,648.40/85,858.24
  6. Step 6: Final answer
    x = 69,067.10

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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.