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Finding the Fourth Proportional to 13,095.33, 19,635.54 and 8,940.34

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Solution

The fourth proportional to 13,095.33, 19,635.54 and 8,940.34 is: 13,405.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,095.33 : 19,635.54 = 8,940.34 : x
  2. Step 2: Convert to fraction form
    13,095.33/19,635.54 = 8,940.34/x
  3. Step 3: Cross multiply
    13,095.33x = 19,635.54 × 8,940.34
  4. Step 4: Simplify right side
    13,095.33x = 175,548,403.68
  5. Step 5: Solve for x
    x = 175,548,403.68/13,095.33
  6. Step 6: Final answer
    x = 13,405.42

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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.