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Finding the Fourth Proportional to 10,813.00, 14,912.61 and 7,034.78

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Solution

The fourth proportional to 10,813.00, 14,912.61 and 7,034.78 is: 9,701.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813.00 : 14,912.61 = 7,034.78 : x
  2. Step 2: Convert to fraction form
    10,813.00/14,912.61 = 7,034.78/x
  3. Step 3: Cross multiply
    10,813.00x = 14,912.61 × 7,034.78
  4. Step 4: Simplify right side
    10,813.00x = 104,906,930.58
  5. Step 5: Solve for x
    x = 104,906,930.58/10,813.00
  6. Step 6: Final answer
    x = 9,701.93

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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.