Home / 124,198.38-186,240.24-39,942.90

Finding the Fourth Proportional to 124,198.38, 186,240.24 and 39,942.90

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Solution

The fourth proportional to 124,198.38, 186,240.24 and 39,942.90 is: 59,895.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,198.38 : 186,240.24 = 39,942.90 : x
  2. Step 2: Convert to fraction form
    124,198.38/186,240.24 = 39,942.90/x
  3. Step 3: Cross multiply
    124,198.38x = 186,240.24 × 39,942.90
  4. Step 4: Simplify right side
    124,198.38x = 7,438,975,282.30
  5. Step 5: Solve for x
    x = 7,438,975,282.30/124,198.38
  6. Step 6: Final answer
    x = 59,895.91

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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.