Home / 300,324.08-450,353.27-89,922.80

Finding the Fourth Proportional to 300,324.08, 450,353.27 and 89,922.80

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Solution

The fourth proportional to 300,324.08, 450,353.27 and 89,922.80 is: 134,844.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,324.08 : 450,353.27 = 89,922.80 : x
  2. Step 2: Convert to fraction form
    300,324.08/450,353.27 = 89,922.80/x
  3. Step 3: Cross multiply
    300,324.08x = 450,353.27 × 89,922.80
  4. Step 4: Simplify right side
    300,324.08x = 40,497,024,326.18
  5. Step 5: Solve for x
    x = 40,497,024,326.18/300,324.08
  6. Step 6: Final answer
    x = 134,844.42

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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.