Home / 300,016.39-450,025.03-122,523.41

Finding the Fourth Proportional to 300,016.39, 450,025.03 and 122,523.41

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Solution

The fourth proportional to 300,016.39, 450,025.03 and 122,523.41 is: 183,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,016.39 : 450,025.03 = 122,523.41 : x
  2. Step 2: Convert to fraction form
    300,016.39/450,025.03 = 122,523.41/x
  3. Step 3: Cross multiply
    300,016.39x = 450,025.03 × 122,523.41
  4. Step 4: Simplify right side
    300,016.39x = 55,138,601,260.95
  5. Step 5: Solve for x
    x = 55,138,601,260.95/300,016.39
  6. Step 6: Final answer
    x = 183,785.30

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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.