Home / 204,517.28-306,789.93-69,526.41

Finding the Fourth Proportional to 204,517.28, 306,789.93 and 69,526.41

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Solution

The fourth proportional to 204,517.28, 306,789.93 and 69,526.41 is: 104,294.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,517.28 : 306,789.93 = 69,526.41 : x
  2. Step 2: Convert to fraction form
    204,517.28/306,789.93 = 69,526.41/x
  3. Step 3: Cross multiply
    204,517.28x = 306,789.93 × 69,526.41
  4. Step 4: Simplify right side
    204,517.28x = 21,330,002,457.05
  5. Step 5: Solve for x
    x = 21,330,002,457.05/204,517.28
  6. Step 6: Final answer
    x = 104,294.38

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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.