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Finding the Fourth Proportional to 80,666.92, 111,322.92 and 44,858.44

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Solution

The fourth proportional to 80,666.92, 111,322.92 and 44,858.44 is: 61,906.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,666.92 : 111,322.92 = 44,858.44 : x
  2. Step 2: Convert to fraction form
    80,666.92/111,322.92 = 44,858.44/x
  3. Step 3: Cross multiply
    80,666.92x = 111,322.92 × 44,858.44
  4. Step 4: Simplify right side
    80,666.92x = 4,993,772,527.44
  5. Step 5: Solve for x
    x = 4,993,772,527.44/80,666.92
  6. Step 6: Final answer
    x = 61,906.08

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1.5x scale

Why These Related Problems?

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