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Finding the Fourth Proportional to 68,260.52, 102,436.92 and 23,887.67

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Solution

The fourth proportional to 68,260.52, 102,436.92 and 23,887.67 is: 35,847.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,260.52 : 102,436.92 = 23,887.67 : x
  2. Step 2: Convert to fraction form
    68,260.52/102,436.92 = 23,887.67/x
  3. Step 3: Cross multiply
    68,260.52x = 102,436.92 × 23,887.67
  4. Step 4: Simplify right side
    68,260.52x = 2,446,979,340.78
  5. Step 5: Solve for x
    x = 2,446,979,340.78/68,260.52
  6. Step 6: Final answer
    x = 35,847.65

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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.