Home / 67,391.66-92,997.11-40,529.03

Finding the Fourth Proportional to 67,391.66, 92,997.11 and 40,529.03

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Solution

The fourth proportional to 67,391.66, 92,997.11 and 40,529.03 is: 55,928.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,391.66 : 92,997.11 = 40,529.03 : x
  2. Step 2: Convert to fraction form
    67,391.66/92,997.11 = 40,529.03/x
  3. Step 3: Cross multiply
    67,391.66x = 92,997.11 × 40,529.03
  4. Step 4: Simplify right side
    67,391.66x = 3,769,082,297.44
  5. Step 5: Solve for x
    x = 3,769,082,297.44/67,391.66
  6. Step 6: Final answer
    x = 55,928.02

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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.