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Finding the Fourth Proportional to 16,793.86, 25,194.03 and 9,406.66

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Solution

The fourth proportional to 16,793.86, 25,194.03 and 9,406.66 is: 14,111.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,793.86 : 25,194.03 = 9,406.66 : x
  2. Step 2: Convert to fraction form
    16,793.86/25,194.03 = 9,406.66/x
  3. Step 3: Cross multiply
    16,793.86x = 25,194.03 × 9,406.66
  4. Step 4: Simplify right side
    16,793.86x = 236,991,674.24
  5. Step 5: Solve for x
    x = 236,991,674.24/16,793.86
  6. Step 6: Final answer
    x = 14,111.80

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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.