Home / 204,472.28-306,300-162,423.56

Finding the Fourth Proportional to 204,472.28, 306,300 and 162,423.56

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Solution

The fourth proportional to 204,472.28, 306,300 and 162,423.56 is: 243,310.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,472.28 : 306,300 = 162,423.56 : x
  2. Step 2: Convert to fraction form
    204,472.28/306,300 = 162,423.56/x
  3. Step 3: Cross multiply
    204,472.28x = 306,300 × 162,423.56
  4. Step 4: Simplify right side
    204,472.28x = 49,750,336,428
  5. Step 5: Solve for x
    x = 49,750,336,428/204,472.28
  6. Step 6: Final answer
    x = 243,310.91

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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.