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Finding the Fourth Proportional to 93,680.62, 140,520.83 and 23,559.93

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Solution

The fourth proportional to 93,680.62, 140,520.83 and 23,559.93 is: 35,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,680.62 : 140,520.83 = 23,559.93 : x
  2. Step 2: Convert to fraction form
    93,680.62/140,520.83 = 23,559.93/x
  3. Step 3: Cross multiply
    93,680.62x = 140,520.83 × 23,559.93
  4. Step 4: Simplify right side
    93,680.62x = 3,310,660,800.54
  5. Step 5: Solve for x
    x = 3,310,660,800.54/93,680.62
  6. Step 6: Final answer
    x = 35,339.87

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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.