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Finding the Fourth Proportional to 26,805.66, 36,986.46 and 16,195.32

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Solution

The fourth proportional to 26,805.66, 36,986.46 and 16,195.32 is: 22,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805.66 : 36,986.46 = 16,195.32 : x
  2. Step 2: Convert to fraction form
    26,805.66/36,986.46 = 16,195.32/x
  3. Step 3: Cross multiply
    26,805.66x = 36,986.46 × 16,195.32
  4. Step 4: Simplify right side
    26,805.66x = 599,007,555.37
  5. Step 5: Solve for x
    x = 599,007,555.37/26,805.66
  6. Step 6: Final answer
    x = 22,346.31

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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.