Home / 31,238.26-43,109.49-17,091.10

Finding the Fourth Proportional to 31,238.26, 43,109.49 and 17,091.10

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Solution

The fourth proportional to 31,238.26, 43,109.49 and 17,091.10 is: 23,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,238.26 : 43,109.49 = 17,091.10 : x
  2. Step 2: Convert to fraction form
    31,238.26/43,109.49 = 17,091.10/x
  3. Step 3: Cross multiply
    31,238.26x = 43,109.49 × 17,091.10
  4. Step 4: Simplify right side
    31,238.26x = 736,788,604.54
  5. Step 5: Solve for x
    x = 736,788,604.54/31,238.26
  6. Step 6: Final answer
    x = 23,586.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.