Home / 193,815.44-290,846.30-100,321.24

Finding the Fourth Proportional to 193,815.44, 290,846.30 and 100,321.24

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Solution

The fourth proportional to 193,815.44, 290,846.30 and 100,321.24 is: 150,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,815.44 : 290,846.30 = 100,321.24 : x
  2. Step 2: Convert to fraction form
    193,815.44/290,846.30 = 100,321.24/x
  3. Step 3: Cross multiply
    193,815.44x = 290,846.30 × 100,321.24
  4. Step 4: Simplify right side
    193,815.44x = 29,178,061,465.41
  5. Step 5: Solve for x
    x = 29,178,061,465.41/193,815.44
  6. Step 6: Final answer
    x = 150,545.60

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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.