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Finding the Fourth Proportional to 73,967.52, 110,951.01 and 18,563.52

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Solution

The fourth proportional to 73,967.52, 110,951.01 and 18,563.52 is: 27,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,967.52 : 110,951.01 = 18,563.52 : x
  2. Step 2: Convert to fraction form
    73,967.52/110,951.01 = 18,563.52/x
  3. Step 3: Cross multiply
    73,967.52x = 110,951.01 × 18,563.52
  4. Step 4: Simplify right side
    73,967.52x = 2,059,641,293.16
  5. Step 5: Solve for x
    x = 2,059,641,293.16/73,967.52
  6. Step 6: Final answer
    x = 27,845.21

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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.