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Finding the Fourth Proportional to 111,797.08, 167,674.22 and 43,408.63

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Solution

The fourth proportional to 111,797.08, 167,674.22 and 43,408.63 is: 65,104.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,797.08 : 167,674.22 = 43,408.63 : x
  2. Step 2: Convert to fraction form
    111,797.08/167,674.22 = 43,408.63/x
  3. Step 3: Cross multiply
    111,797.08x = 167,674.22 × 43,408.63
  4. Step 4: Simplify right side
    111,797.08x = 7,278,507,959.48
  5. Step 5: Solve for x
    x = 7,278,507,959.48/111,797.08
  6. Step 6: Final answer
    x = 65,104.64

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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.