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Finding the Fourth Proportional to 23,940.83, 35,887.79 and 8,937

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Solution

The fourth proportional to 23,940.83, 35,887.79 and 8,937 is: 13,396.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,940.83 : 35,887.79 = 8,937 : x
  2. Step 2: Convert to fraction form
    23,940.83/35,887.79 = 8,937/x
  3. Step 3: Cross multiply
    23,940.83x = 35,887.79 × 8,937
  4. Step 4: Simplify right side
    23,940.83x = 320,729,201.57
  5. Step 5: Solve for x
    x = 320,729,201.57/23,940.83
  6. Step 6: Final answer
    x = 13,396.74

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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.