Home / 79,436.00-109,622.43-43,626.75

Finding the Fourth Proportional to 79,436.00, 109,622.43 and 43,626.75

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Solution

The fourth proportional to 79,436.00, 109,622.43 and 43,626.75 is: 60,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,436.00 : 109,622.43 = 43,626.75 : x
  2. Step 2: Convert to fraction form
    79,436.00/109,622.43 = 43,626.75/x
  3. Step 3: Cross multiply
    79,436.00x = 109,622.43 × 43,626.75
  4. Step 4: Simplify right side
    79,436.00x = 4,782,470,348.00
  5. Step 5: Solve for x
    x = 4,782,470,348.00/79,436.00
  6. Step 6: Final answer
    x = 60,205.33

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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.