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Finding the Fourth Proportional to 29,666.89, 40,940.16 and 16,054.92

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Solution

The fourth proportional to 29,666.89, 40,940.16 and 16,054.92 is: 22,155.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,666.89 : 40,940.16 = 16,054.92 : x
  2. Step 2: Convert to fraction form
    29,666.89/40,940.16 = 16,054.92/x
  3. Step 3: Cross multiply
    29,666.89x = 40,940.16 × 16,054.92
  4. Step 4: Simplify right side
    29,666.89x = 657,290,993.59
  5. Step 5: Solve for x
    x = 657,290,993.59/29,666.89
  6. Step 6: Final answer
    x = 22,155.71

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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.