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Finding the Fourth Proportional to 154,672.56, 231,959.40 and 49,466.52

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Solution

The fourth proportional to 154,672.56, 231,959.40 and 49,466.52 is: 74,183.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,672.56 : 231,959.40 = 49,466.52 : x
  2. Step 2: Convert to fraction form
    154,672.56/231,959.40 = 49,466.52/x
  3. Step 3: Cross multiply
    154,672.56x = 231,959.40 × 49,466.52
  4. Step 4: Simplify right side
    154,672.56x = 11,474,224,299.29
  5. Step 5: Solve for x
    x = 11,474,224,299.29/154,672.56
  6. Step 6: Final answer
    x = 74,183.97

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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.