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Finding the Fourth Proportional to 26,993.70, 37,268.65 and 16,935.94

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Solution

The fourth proportional to 26,993.70, 37,268.65 and 16,935.94 is: 23,382.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,993.70 : 37,268.65 = 16,935.94 : x
  2. Step 2: Convert to fraction form
    26,993.70/37,268.65 = 16,935.94/x
  3. Step 3: Cross multiply
    26,993.70x = 37,268.65 × 16,935.94
  4. Step 4: Simplify right side
    26,993.70x = 631,179,620.28
  5. Step 5: Solve for x
    x = 631,179,620.28/26,993.70
  6. Step 6: Final answer
    x = 23,382.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.