Home / 147,921.20-222,027.60-73,125.80

Finding the Fourth Proportional to 147,921.20, 222,027.60 and 73,125.80

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Solution

The fourth proportional to 147,921.20, 222,027.60 and 73,125.80 is: 109,760.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,921.20 : 222,027.60 = 73,125.80 : x
  2. Step 2: Convert to fraction form
    147,921.20/222,027.60 = 73,125.80/x
  3. Step 3: Cross multiply
    147,921.20x = 222,027.60 × 73,125.80
  4. Step 4: Simplify right side
    147,921.20x = 16,235,945,872.08
  5. Step 5: Solve for x
    x = 16,235,945,872.08/147,921.20
  6. Step 6: Final answer
    x = 109,760.78

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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.