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Finding the Fourth Proportional to 54,375.78, 74,995.29 and 44,927.94

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Solution

The fourth proportional to 54,375.78, 74,995.29 and 44,927.94 is: 61,964.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,375.78 : 74,995.29 = 44,927.94 : x
  2. Step 2: Convert to fraction form
    54,375.78/74,995.29 = 44,927.94/x
  3. Step 3: Cross multiply
    54,375.78x = 74,995.29 × 44,927.94
  4. Step 4: Simplify right side
    54,375.78x = 3,369,383,889.40
  5. Step 5: Solve for x
    x = 3,369,383,889.40/54,375.78
  6. Step 6: Final answer
    x = 61,964.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.