Home / 38,290.35-57,439.62-16,105.98

Finding the Fourth Proportional to 38,290.35, 57,439.62 and 16,105.98

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Solution

The fourth proportional to 38,290.35, 57,439.62 and 16,105.98 is: 24,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,290.35 : 57,439.62 = 16,105.98 : x
  2. Step 2: Convert to fraction form
    38,290.35/57,439.62 = 16,105.98/x
  3. Step 3: Cross multiply
    38,290.35x = 57,439.62 × 16,105.98
  4. Step 4: Simplify right side
    38,290.35x = 925,121,370.93
  5. Step 5: Solve for x
    x = 925,121,370.93/38,290.35
  6. Step 6: Final answer
    x = 24,160.69

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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.