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Finding the Fourth Proportional to 73,010.92, 109,529.88 and 23,103.58

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Solution

The fourth proportional to 73,010.92, 109,529.88 and 23,103.58 is: 34,659.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,010.92 : 109,529.88 = 23,103.58 : x
  2. Step 2: Convert to fraction form
    73,010.92/109,529.88 = 23,103.58/x
  3. Step 3: Cross multiply
    73,010.92x = 109,529.88 × 23,103.58
  4. Step 4: Simplify right side
    73,010.92x = 2,530,532,344.97
  5. Step 5: Solve for x
    x = 2,530,532,344.97/73,010.92
  6. Step 6: Final answer
    x = 34,659.64

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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.