Home / 167,381.28-230,919.39-106,936.25

Finding the Fourth Proportional to 167,381.28, 230,919.39 and 106,936.25

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Solution

The fourth proportional to 167,381.28, 230,919.39 and 106,936.25 is: 147,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,381.28 : 230,919.39 = 106,936.25 : x
  2. Step 2: Convert to fraction form
    167,381.28/230,919.39 = 106,936.25/x
  3. Step 3: Cross multiply
    167,381.28x = 230,919.39 × 106,936.25
  4. Step 4: Simplify right side
    167,381.28x = 24,693,652,464.29
  5. Step 5: Solve for x
    x = 24,693,652,464.29/167,381.28
  6. Step 6: Final answer
    x = 147,529.36

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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.