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Finding the Fourth Proportional to 73,944.66, 110,922.66 and 21,354.60

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Solution

The fourth proportional to 73,944.66, 110,922.66 and 21,354.60 is: 32,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,944.66 : 110,922.66 = 21,354.60 : x
  2. Step 2: Convert to fraction form
    73,944.66/110,922.66 = 21,354.60/x
  3. Step 3: Cross multiply
    73,944.66x = 110,922.66 × 21,354.60
  4. Step 4: Simplify right side
    73,944.66x = 2,368,709,035.24
  5. Step 5: Solve for x
    x = 2,368,709,035.24/73,944.66
  6. Step 6: Final answer
    x = 32,033.54

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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.