Home / 92,183.80-138,291.91-38,148.33

Finding the Fourth Proportional to 92,183.80, 138,291.91 and 38,148.33

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Solution

The fourth proportional to 92,183.80, 138,291.91 and 38,148.33 is: 57,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,183.80 : 138,291.91 = 38,148.33 : x
  2. Step 2: Convert to fraction form
    92,183.80/138,291.91 = 38,148.33/x
  3. Step 3: Cross multiply
    92,183.80x = 138,291.91 × 38,148.33
  4. Step 4: Simplify right side
    92,183.80x = 5,275,605,221.09
  5. Step 5: Solve for x
    x = 5,275,605,221.09/92,183.80
  6. Step 6: Final answer
    x = 57,229.20

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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.