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Finding the Fourth Proportional to 26,901.44, 40,358.64 and 8,433.44

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Solution

The fourth proportional to 26,901.44, 40,358.64 and 8,433.44 is: 12,652.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,901.44 : 40,358.64 = 8,433.44 : x
  2. Step 2: Convert to fraction form
    26,901.44/40,358.64 = 8,433.44/x
  3. Step 3: Cross multiply
    26,901.44x = 40,358.64 × 8,433.44
  4. Step 4: Simplify right side
    26,901.44x = 340,362,168.92
  5. Step 5: Solve for x
    x = 340,362,168.92/26,901.44
  6. Step 6: Final answer
    x = 12,652.19

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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.