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Finding the Fourth Proportional to 18,106.53, 27,152.10 and 8,252.07

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Solution

The fourth proportional to 18,106.53, 27,152.10 and 8,252.07 is: 12,374.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.53 : 27,152.10 = 8,252.07 : x
  2. Step 2: Convert to fraction form
    18,106.53/27,152.10 = 8,252.07/x
  3. Step 3: Cross multiply
    18,106.53x = 27,152.10 × 8,252.07
  4. Step 4: Simplify right side
    18,106.53x = 224,061,029.85
  5. Step 5: Solve for x
    x = 224,061,029.85/18,106.53
  6. Step 6: Final answer
    x = 12,374.60

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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.