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Finding the Fourth Proportional to 73,251.35, 109,840.65 and 23,324.93

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Solution

The fourth proportional to 73,251.35, 109,840.65 and 23,324.93 is: 34,975.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,251.35 : 109,840.65 = 23,324.93 : x
  2. Step 2: Convert to fraction form
    73,251.35/109,840.65 = 23,324.93/x
  3. Step 3: Cross multiply
    73,251.35x = 109,840.65 × 23,324.93
  4. Step 4: Simplify right side
    73,251.35x = 2,562,025,472.40
  5. Step 5: Solve for x
    x = 2,562,025,472.40/73,251.35
  6. Step 6: Final answer
    x = 34,975.81

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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.