Home / 204,518.28-306,791.43-69,527.41

Finding the Fourth Proportional to 204,518.28, 306,791.43 and 69,527.41

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Solution

The fourth proportional to 204,518.28, 306,791.43 and 69,527.41 is: 104,295.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,518.28 : 306,791.43 = 69,527.41 : x
  2. Step 2: Convert to fraction form
    204,518.28/306,791.43 = 69,527.41/x
  3. Step 3: Cross multiply
    204,518.28x = 306,791.43 × 69,527.41
  4. Step 4: Simplify right side
    204,518.28x = 21,330,413,538.10
  5. Step 5: Solve for x
    x = 21,330,413,538.10/204,518.28
  6. Step 6: Final answer
    x = 104,295.88

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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.