Home / 204,335.72-306,528.18-67,563.47

Finding the Fourth Proportional to 204,335.72, 306,528.18 and 67,563.47

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Solution

The fourth proportional to 204,335.72, 306,528.18 and 67,563.47 is: 101,353.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,335.72 : 306,528.18 = 67,563.47 : x
  2. Step 2: Convert to fraction form
    204,335.72/306,528.18 = 67,563.47/x
  3. Step 3: Cross multiply
    204,335.72x = 306,528.18 × 67,563.47
  4. Step 4: Simplify right side
    204,335.72x = 20,710,107,493.58
  5. Step 5: Solve for x
    x = 20,710,107,493.58/204,335.72
  6. Step 6: Final answer
    x = 101,353.34

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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.