Home / 171,399.56-236,503.28-107,692.25

Finding the Fourth Proportional to 171,399.56, 236,503.28 and 107,692.25

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Solution

The fourth proportional to 171,399.56, 236,503.28 and 107,692.25 is: 148,597.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,399.56 : 236,503.28 = 107,692.25 : x
  2. Step 2: Convert to fraction form
    171,399.56/236,503.28 = 107,692.25/x
  3. Step 3: Cross multiply
    171,399.56x = 236,503.28 × 107,692.25
  4. Step 4: Simplify right side
    171,399.56x = 25,469,569,817.12
  5. Step 5: Solve for x
    x = 25,469,569,817.12/171,399.56
  6. Step 6: Final answer
    x = 148,597.64

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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.