Home / 248,920.53-373,382.97-80,440.83

Finding the Fourth Proportional to 248,920.53, 373,382.97 and 80,440.83

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Solution

The fourth proportional to 248,920.53, 373,382.97 and 80,440.83 is: 120,661.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,920.53 : 373,382.97 = 80,440.83 : x
  2. Step 2: Convert to fraction form
    248,920.53/373,382.97 = 80,440.83/x
  3. Step 3: Cross multiply
    248,920.53x = 373,382.97 × 80,440.83
  4. Step 4: Simplify right side
    248,920.53x = 30,035,235,713.01
  5. Step 5: Solve for x
    x = 30,035,235,713.01/248,920.53
  6. Step 6: Final answer
    x = 120,661.95

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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.