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Finding the Fourth Proportional to 79,467.35, 109,662.37 and 43,655.11

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Solution

The fourth proportional to 79,467.35, 109,662.37 and 43,655.11 is: 60,242.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,467.35 : 109,662.37 = 43,655.11 : x
  2. Step 2: Convert to fraction form
    79,467.35/109,662.37 = 43,655.11/x
  3. Step 3: Cross multiply
    79,467.35x = 109,662.37 × 43,655.11
  4. Step 4: Simplify right side
    79,467.35x = 4,787,322,441.92
  5. Step 5: Solve for x
    x = 4,787,322,441.92/79,467.35
  6. Step 6: Final answer
    x = 60,242.64

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.