Home / 263,271.15-394,548.88-111,341.94

Finding the Fourth Proportional to 263,271.15, 394,548.88 and 111,341.94

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Solution

The fourth proportional to 263,271.15, 394,548.88 and 111,341.94 is: 166,861.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,271.15 : 394,548.88 = 111,341.94 : x
  2. Step 2: Convert to fraction form
    263,271.15/394,548.88 = 111,341.94/x
  3. Step 3: Cross multiply
    263,271.15x = 394,548.88 × 111,341.94
  4. Step 4: Simplify right side
    263,271.15x = 43,929,837,724.03
  5. Step 5: Solve for x
    x = 43,929,837,724.03/263,271.15
  6. Step 6: Final answer
    x = 166,861.57

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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.