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Finding the Fourth Proportional to 26,959.88, 40,468.56 and 23,859.60

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Solution

The fourth proportional to 26,959.88, 40,468.56 and 23,859.60 is: 35,814.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959.88 : 40,468.56 = 23,859.60 : x
  2. Step 2: Convert to fraction form
    26,959.88/40,468.56 = 23,859.60/x
  3. Step 3: Cross multiply
    26,959.88x = 40,468.56 × 23,859.60
  4. Step 4: Simplify right side
    26,959.88x = 965,563,654.18
  5. Step 5: Solve for x
    x = 965,563,654.18/26,959.88
  6. Step 6: Final answer
    x = 35,814.84

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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.