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Finding the Fourth Proportional to 16,608.37, 24,917.37 and 4,921.87

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Solution

The fourth proportional to 16,608.37, 24,917.37 and 4,921.87 is: 7,384.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608.37 : 24,917.37 = 4,921.87 : x
  2. Step 2: Convert to fraction form
    16,608.37/24,917.37 = 4,921.87/x
  3. Step 3: Cross multiply
    16,608.37x = 24,917.37 × 4,921.87
  4. Step 4: Simplify right side
    16,608.37x = 122,640,055.88
  5. Step 5: Solve for x
    x = 122,640,055.88/16,608.37
  6. Step 6: Final answer
    x = 7,384.23

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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.