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Finding the Fourth Proportional to 73,750.48, 110,662.44 and 33,769.40

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Solution

The fourth proportional to 73,750.48, 110,662.44 and 33,769.40 is: 50,670.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,750.48 : 110,662.44 = 33,769.40 : x
  2. Step 2: Convert to fraction form
    73,750.48/110,662.44 = 33,769.40/x
  3. Step 3: Cross multiply
    73,750.48x = 110,662.44 × 33,769.40
  4. Step 4: Simplify right side
    73,750.48x = 3,737,004,201.34
  5. Step 5: Solve for x
    x = 3,737,004,201.34/73,750.48
  6. Step 6: Final answer
    x = 50,670.91

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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.