Home / 41,081.37-61,626.39-13,005.30

Finding the Fourth Proportional to 41,081.37, 61,626.39 and 13,005.30

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Solution

The fourth proportional to 41,081.37, 61,626.39 and 13,005.30 is: 19,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,081.37 : 61,626.39 = 13,005.30 : x
  2. Step 2: Convert to fraction form
    41,081.37/61,626.39 = 13,005.30/x
  3. Step 3: Cross multiply
    41,081.37x = 61,626.39 × 13,005.30
  4. Step 4: Simplify right side
    41,081.37x = 801,469,689.87
  5. Step 5: Solve for x
    x = 801,469,689.87/41,081.37
  6. Step 6: Final answer
    x = 19,509.32

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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.