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Finding the Fourth Proportional to 68,260.71, 102,437.17 and 23,887.85

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Solution

The fourth proportional to 68,260.71, 102,437.17 and 23,887.85 is: 35,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,260.71 : 102,437.17 = 23,887.85 : x
  2. Step 2: Convert to fraction form
    68,260.71/102,437.17 = 23,887.85/x
  3. Step 3: Cross multiply
    68,260.71x = 102,437.17 × 23,887.85
  4. Step 4: Simplify right side
    68,260.71x = 2,447,003,313.85
  5. Step 5: Solve for x
    x = 2,447,003,313.85/68,260.71
  6. Step 6: Final answer
    x = 35,847.90

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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.