Home / 38,745.52-58,105.56-12,444.04

Finding the Fourth Proportional to 38,745.52, 58,105.56 and 12,444.04

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Solution

The fourth proportional to 38,745.52, 58,105.56 and 12,444.04 is: 18,661.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,745.52 : 58,105.56 = 12,444.04 : x
  2. Step 2: Convert to fraction form
    38,745.52/58,105.56 = 12,444.04/x
  3. Step 3: Cross multiply
    38,745.52x = 58,105.56 × 12,444.04
  4. Step 4: Simplify right side
    38,745.52x = 723,067,912.86
  5. Step 5: Solve for x
    x = 723,067,912.86/38,745.52
  6. Step 6: Final answer
    x = 18,661.97

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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.