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Finding the Fourth Proportional to 80,574.60, 120,903.24 and 33,226.08

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Solution

The fourth proportional to 80,574.60, 120,903.24 and 33,226.08 is: 49,856.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,574.60 : 120,903.24 = 33,226.08 : x
  2. Step 2: Convert to fraction form
    80,574.60/120,903.24 = 33,226.08/x
  3. Step 3: Cross multiply
    80,574.60x = 120,903.24 × 33,226.08
  4. Step 4: Simplify right side
    80,574.60x = 4,017,140,724.50
  5. Step 5: Solve for x
    x = 4,017,140,724.50/80,574.60
  6. Step 6: Final answer
    x = 49,856.17

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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.