Home / 206,266.46-284,667.88-115,622.60

Finding the Fourth Proportional to 206,266.46, 284,667.88 and 115,622.60

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Solution

The fourth proportional to 206,266.46, 284,667.88 and 115,622.60 is: 159,570.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,266.46 : 284,667.88 = 115,622.60 : x
  2. Step 2: Convert to fraction form
    206,266.46/284,667.88 = 115,622.60/x
  3. Step 3: Cross multiply
    206,266.46x = 284,667.88 × 115,622.60
  4. Step 4: Simplify right side
    206,266.46x = 32,914,040,422.09
  5. Step 5: Solve for x
    x = 32,914,040,422.09/206,266.46
  6. Step 6: Final answer
    x = 159,570.49

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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.