Home / 203,025.20-303,881.70-158,410.40

Finding the Fourth Proportional to 203,025.20, 303,881.70 and 158,410.40

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Solution

The fourth proportional to 203,025.20, 303,881.70 and 158,410.40 is: 237,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,025.20 : 303,881.70 = 158,410.40 : x
  2. Step 2: Convert to fraction form
    203,025.20/303,881.70 = 158,410.40/x
  3. Step 3: Cross multiply
    203,025.20x = 303,881.70 × 158,410.40
  4. Step 4: Simplify right side
    203,025.20x = 48,138,021,649.68
  5. Step 5: Solve for x
    x = 48,138,021,649.68/203,025.20
  6. Step 6: Final answer
    x = 237,103.68

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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.