Home / 194,650.20-291,975.30-124,608.60

Finding the Fourth Proportional to 194,650.20, 291,975.30 and 124,608.60

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Solution

The fourth proportional to 194,650.20, 291,975.30 and 124,608.60 is: 186,912.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,650.20 : 291,975.30 = 124,608.60 : x
  2. Step 2: Convert to fraction form
    194,650.20/291,975.30 = 124,608.60/x
  3. Step 3: Cross multiply
    194,650.20x = 291,975.30 × 124,608.60
  4. Step 4: Simplify right side
    194,650.20x = 36,382,633,367.58
  5. Step 5: Solve for x
    x = 36,382,633,367.58/194,650.20
  6. Step 6: Final answer
    x = 186,912.90

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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.