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Finding the Fourth Proportional to 29,725.89, 41,022.06 and 16,980.75

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Solution

The fourth proportional to 29,725.89, 41,022.06 and 16,980.75 is: 23,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,725.89 : 41,022.06 = 16,980.75 : x
  2. Step 2: Convert to fraction form
    29,725.89/41,022.06 = 16,980.75/x
  3. Step 3: Cross multiply
    29,725.89x = 41,022.06 × 16,980.75
  4. Step 4: Simplify right side
    29,725.89x = 696,585,345.35
  5. Step 5: Solve for x
    x = 696,585,345.35/29,725.89
  6. Step 6: Final answer
    x = 23,433.62

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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.