Home / 40,906.91-61,360.29-11,324.66

Finding the Fourth Proportional to 40,906.91, 61,360.29 and 11,324.66

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Solution

The fourth proportional to 40,906.91, 61,360.29 and 11,324.66 is: 16,986.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,906.91 : 61,360.29 = 11,324.66 : x
  2. Step 2: Convert to fraction form
    40,906.91/61,360.29 = 11,324.66/x
  3. Step 3: Cross multiply
    40,906.91x = 61,360.29 × 11,324.66
  4. Step 4: Simplify right side
    40,906.91x = 694,884,421.75
  5. Step 5: Solve for x
    x = 694,884,421.75/40,906.91
  6. Step 6: Final answer
    x = 16,986.97

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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.