Home / 204,361.05-306,549.27-92,019.72

Finding the Fourth Proportional to 204,361.05, 306,549.27 and 92,019.72

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Solution

The fourth proportional to 204,361.05, 306,549.27 and 92,019.72 is: 138,033.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,361.05 : 306,549.27 = 92,019.72 : x
  2. Step 2: Convert to fraction form
    204,361.05/306,549.27 = 92,019.72/x
  3. Step 3: Cross multiply
    204,361.05x = 306,549.27 × 92,019.72
  4. Step 4: Simplify right side
    204,361.05x = 28,208,577,991.60
  5. Step 5: Solve for x
    x = 28,208,577,991.60/204,361.05
  6. Step 6: Final answer
    x = 138,033.04

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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.