Home / 276,933.60-415,367.46-89,944.92

Finding the Fourth Proportional to 276,933.60, 415,367.46 and 89,944.92

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Solution

The fourth proportional to 276,933.60, 415,367.46 and 89,944.92 is: 134,906.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,933.60 : 415,367.46 = 89,944.92 : x
  2. Step 2: Convert to fraction form
    276,933.60/415,367.46 = 89,944.92/x
  3. Step 3: Cross multiply
    276,933.60x = 415,367.46 × 89,944.92
  4. Step 4: Simplify right side
    276,933.60x = 37,360,192,960.30
  5. Step 5: Solve for x
    x = 37,360,192,960.30/276,933.60
  6. Step 6: Final answer
    x = 134,906.68

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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.