Home / 300,155.23-450,233.52-122,662.23

Finding the Fourth Proportional to 300,155.23, 450,233.52 and 122,662.23

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Solution

The fourth proportional to 300,155.23, 450,233.52 and 122,662.23 is: 183,993.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,155.23 : 450,233.52 = 122,662.23 : x
  2. Step 2: Convert to fraction form
    300,155.23/450,233.52 = 122,662.23/x
  3. Step 3: Cross multiply
    300,155.23x = 450,233.52 × 122,662.23
  4. Step 4: Simplify right side
    300,155.23x = 55,226,647,583.95
  5. Step 5: Solve for x
    x = 55,226,647,583.95/300,155.23
  6. Step 6: Final answer
    x = 183,993.62

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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.