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Finding the Fourth Proportional to 213,118.54, 294,105.99 and 117,625.21

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Solution

The fourth proportional to 213,118.54, 294,105.99 and 117,625.21 is: 162,324.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,118.54 : 294,105.99 = 117,625.21 : x
  2. Step 2: Convert to fraction form
    213,118.54/294,105.99 = 117,625.21/x
  3. Step 3: Cross multiply
    213,118.54x = 294,105.99 × 117,625.21
  4. Step 4: Simplify right side
    213,118.54x = 34,594,278,836.01
  5. Step 5: Solve for x
    x = 34,594,278,836.01/213,118.54
  6. Step 6: Final answer
    x = 162,324.12

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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.