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Finding the Fourth Proportional to 73,889.39, 110,823.68 and 23,969.92

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Solution

The fourth proportional to 73,889.39, 110,823.68 and 23,969.92 is: 35,951.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,889.39 : 110,823.68 = 23,969.92 : x
  2. Step 2: Convert to fraction form
    73,889.39/110,823.68 = 23,969.92/x
  3. Step 3: Cross multiply
    73,889.39x = 110,823.68 × 23,969.92
  4. Step 4: Simplify right side
    73,889.39x = 2,656,434,743.71
  5. Step 5: Solve for x
    x = 2,656,434,743.71/73,889.39
  6. Step 6: Final answer
    x = 35,951.51

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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.