Home / 47,738.48-65,879.11-26,229.60

Finding the Fourth Proportional to 47,738.48, 65,879.11 and 26,229.60

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Solution

The fourth proportional to 47,738.48, 65,879.11 and 26,229.60 is: 36,196.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,738.48 : 65,879.11 = 26,229.60 : x
  2. Step 2: Convert to fraction form
    47,738.48/65,879.11 = 26,229.60/x
  3. Step 3: Cross multiply
    47,738.48x = 65,879.11 × 26,229.60
  4. Step 4: Simplify right side
    47,738.48x = 1,727,982,551.16
  5. Step 5: Solve for x
    x = 1,727,982,551.16/47,738.48
  6. Step 6: Final answer
    x = 36,196.85

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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.