Home / 159,857.40-220,467.78-96,183.30

Finding the Fourth Proportional to 159,857.40, 220,467.78 and 96,183.30

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Solution

The fourth proportional to 159,857.40, 220,467.78 and 96,183.30 is: 132,651.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,857.40 : 220,467.78 = 96,183.30 : x
  2. Step 2: Convert to fraction form
    159,857.40/220,467.78 = 96,183.30/x
  3. Step 3: Cross multiply
    159,857.40x = 220,467.78 × 96,183.30
  4. Step 4: Simplify right side
    159,857.40x = 21,205,318,624.07
  5. Step 5: Solve for x
    x = 21,205,318,624.07/159,857.40
  6. Step 6: Final answer
    x = 132,651.47

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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.