Home / 82,358.27-123,537.41-20,028.23

Finding the Fourth Proportional to 82,358.27, 123,537.41 and 20,028.23

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Solution

The fourth proportional to 82,358.27, 123,537.41 and 20,028.23 is: 30,042.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,358.27 : 123,537.41 = 20,028.23 : x
  2. Step 2: Convert to fraction form
    82,358.27/123,537.41 = 20,028.23/x
  3. Step 3: Cross multiply
    82,358.27x = 123,537.41 × 20,028.23
  4. Step 4: Simplify right side
    82,358.27x = 2,474,235,560.94
  5. Step 5: Solve for x
    x = 2,474,235,560.94/82,358.27
  6. Step 6: Final answer
    x = 30,042.35

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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.