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Finding the Fourth Proportional to 26,796.60, 40,194.90 and 9,264.60

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Solution

The fourth proportional to 26,796.60, 40,194.90 and 9,264.60 is: 13,896.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,796.60 : 40,194.90 = 9,264.60 : x
  2. Step 2: Convert to fraction form
    26,796.60/40,194.90 = 9,264.60/x
  3. Step 3: Cross multiply
    26,796.60x = 40,194.90 × 9,264.60
  4. Step 4: Simplify right side
    26,796.60x = 372,389,670.54
  5. Step 5: Solve for x
    x = 372,389,670.54/26,796.60
  6. Step 6: Final answer
    x = 13,896.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.