Home / 110,936.40-166,469.40-40,822.80

Finding the Fourth Proportional to 110,936.40, 166,469.40 and 40,822.80

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Solution

The fourth proportional to 110,936.40, 166,469.40 and 40,822.80 is: 61,258.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,936.40 : 166,469.40 = 40,822.80 : x
  2. Step 2: Convert to fraction form
    110,936.40/166,469.40 = 40,822.80/x
  3. Step 3: Cross multiply
    110,936.40x = 166,469.40 × 40,822.80
  4. Step 4: Simplify right side
    110,936.40x = 6,795,747,022.32
  5. Step 5: Solve for x
    x = 6,795,747,022.32/110,936.40
  6. Step 6: Final answer
    x = 61,258.05

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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.