Home / 48,974.78-73,548.31-48,273.58

Finding the Fourth Proportional to 48,974.78, 73,548.31 and 48,273.58

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Solution

The fourth proportional to 48,974.78, 73,548.31 and 48,273.58 is: 72,495.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,974.78 : 73,548.31 = 48,273.58 : x
  2. Step 2: Convert to fraction form
    48,974.78/73,548.31 = 48,273.58/x
  3. Step 3: Cross multiply
    48,974.78x = 73,548.31 × 48,273.58
  4. Step 4: Simplify right side
    48,974.78x = 3,550,439,858.91
  5. Step 5: Solve for x
    x = 3,550,439,858.91/48,974.78
  6. Step 6: Final answer
    x = 72,495.27

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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.