Home / 148,093.67-204,286.21-90,760.77

Finding the Fourth Proportional to 148,093.67, 204,286.21 and 90,760.77

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Solution

The fourth proportional to 148,093.67, 204,286.21 and 90,760.77 is: 125,198.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,093.67 : 204,286.21 = 90,760.77 : x
  2. Step 2: Convert to fraction form
    148,093.67/204,286.21 = 90,760.77/x
  3. Step 3: Cross multiply
    148,093.67x = 204,286.21 × 90,760.77
  4. Step 4: Simplify right side
    148,093.67x = 18,541,173,493.08
  5. Step 5: Solve for x
    x = 18,541,173,493.08/148,093.67
  6. Step 6: Final answer
    x = 125,198.96

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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.