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Finding the Fourth Proportional to 16,659.27, 24,999.03 and 7,895.07

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Solution

The fourth proportional to 16,659.27, 24,999.03 and 7,895.07 is: 11,847.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,659.27 : 24,999.03 = 7,895.07 : x
  2. Step 2: Convert to fraction form
    16,659.27/24,999.03 = 7,895.07/x
  3. Step 3: Cross multiply
    16,659.27x = 24,999.03 × 7,895.07
  4. Step 4: Simplify right side
    16,659.27x = 197,369,091.78
  5. Step 5: Solve for x
    x = 197,369,091.78/16,659.27
  6. Step 6: Final answer
    x = 11,847.40

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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.