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Finding the Fourth Proportional to 14,034.94, 19,367.85 and 7,747.18

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Solution

The fourth proportional to 14,034.94, 19,367.85 and 7,747.18 is: 10,690.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,034.94 : 19,367.85 = 7,747.18 : x
  2. Step 2: Convert to fraction form
    14,034.94/19,367.85 = 7,747.18/x
  3. Step 3: Cross multiply
    14,034.94x = 19,367.85 × 7,747.18
  4. Step 4: Simplify right side
    14,034.94x = 150,046,220.16
  5. Step 5: Solve for x
    x = 150,046,220.16/14,034.94
  6. Step 6: Final answer
    x = 10,690.91

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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.