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Finding the Fourth Proportional to 27,607.94, 41,406.10 and 8,889.66

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Solution

The fourth proportional to 27,607.94, 41,406.10 and 8,889.66 is: 13,332.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,607.94 : 41,406.10 = 8,889.66 : x
  2. Step 2: Convert to fraction form
    27,607.94/41,406.10 = 8,889.66/x
  3. Step 3: Cross multiply
    27,607.94x = 41,406.10 × 8,889.66
  4. Step 4: Simplify right side
    27,607.94x = 368,086,150.93
  5. Step 5: Solve for x
    x = 368,086,150.93/27,607.94
  6. Step 6: Final answer
    x = 13,332.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.