Home / 39,745.20-54,836.42-23,823.84

Finding the Fourth Proportional to 39,745.20, 54,836.42 and 23,823.84

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Solution

The fourth proportional to 39,745.20, 54,836.42 and 23,823.84 is: 32,869.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,745.20 : 54,836.42 = 23,823.84 : x
  2. Step 2: Convert to fraction form
    39,745.20/54,836.42 = 23,823.84/x
  3. Step 3: Cross multiply
    39,745.20x = 54,836.42 × 23,823.84
  4. Step 4: Simplify right side
    39,745.20x = 1,306,413,977.13
  5. Step 5: Solve for x
    x = 1,306,413,977.13/39,745.20
  6. Step 6: Final answer
    x = 32,869.73

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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.