Home / 45,930.80-68,896.20-32,711.60

Finding the Fourth Proportional to 45,930.80, 68,896.20 and 32,711.60

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Solution

The fourth proportional to 45,930.80, 68,896.20 and 32,711.60 is: 49,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,930.80 : 68,896.20 = 32,711.60 : x
  2. Step 2: Convert to fraction form
    45,930.80/68,896.20 = 32,711.60/x
  3. Step 3: Cross multiply
    45,930.80x = 68,896.20 × 32,711.60
  4. Step 4: Simplify right side
    45,930.80x = 2,253,704,935.92
  5. Step 5: Solve for x
    x = 2,253,704,935.92/45,930.80
  6. Step 6: Final answer
    x = 49,067.40

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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.