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Finding the Fourth Proportional to 26,863.08, 40,294.44 and 10,447.08

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Solution

The fourth proportional to 26,863.08, 40,294.44 and 10,447.08 is: 15,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,863.08 : 40,294.44 = 10,447.08 : x
  2. Step 2: Convert to fraction form
    26,863.08/40,294.44 = 10,447.08/x
  3. Step 3: Cross multiply
    26,863.08x = 40,294.44 × 10,447.08
  4. Step 4: Simplify right side
    26,863.08x = 420,959,238.24
  5. Step 5: Solve for x
    x = 420,959,238.24/26,863.08
  6. Step 6: Final answer
    x = 15,670.55

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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.