Home / 178,943.38-268,414.56-45,823.73

Finding the Fourth Proportional to 178,943.38, 268,414.56 and 45,823.73

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Solution

The fourth proportional to 178,943.38, 268,414.56 and 45,823.73 is: 68,735.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,943.38 : 268,414.56 = 45,823.73 : x
  2. Step 2: Convert to fraction form
    178,943.38/268,414.56 = 45,823.73/x
  3. Step 3: Cross multiply
    178,943.38x = 268,414.56 × 45,823.73
  4. Step 4: Simplify right side
    178,943.38x = 12,299,754,983.44
  5. Step 5: Solve for x
    x = 12,299,754,983.44/178,943.38
  6. Step 6: Final answer
    x = 68,735.46

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1.5x scale

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.