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Finding the Fourth Proportional to 73,868.96, 110,804.52 and 18,464.96

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Solution

The fourth proportional to 73,868.96, 110,804.52 and 18,464.96 is: 27,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,868.96 : 110,804.52 = 18,464.96 : x
  2. Step 2: Convert to fraction form
    73,868.96/110,804.52 = 18,464.96/x
  3. Step 3: Cross multiply
    73,868.96x = 110,804.52 × 18,464.96
  4. Step 4: Simplify right side
    73,868.96x = 2,046,001,029.62
  5. Step 5: Solve for x
    x = 2,046,001,029.62/73,868.96
  6. Step 6: Final answer
    x = 27,697.71

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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.