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Finding the Fourth Proportional to 8,723.66, 12,025.94 and 6,624.14

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Solution

The fourth proportional to 8,723.66, 12,025.94 and 6,624.14 is: 9,131.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.66 : 12,025.94 = 6,624.14 : x
  2. Step 2: Convert to fraction form
    8,723.66/12,025.94 = 6,624.14/x
  3. Step 3: Cross multiply
    8,723.66x = 12,025.94 × 6,624.14
  4. Step 4: Simplify right side
    8,723.66x = 79,661,510.19
  5. Step 5: Solve for x
    x = 79,661,510.19/8,723.66
  6. Step 6: Final answer
    x = 9,131.66

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.