Home / 194,675.12-268,408.26-162,456.16

Finding the Fourth Proportional to 194,675.12, 268,408.26 and 162,456.16

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Solution

The fourth proportional to 194,675.12, 268,408.26 and 162,456.16 is: 223,986.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,675.12 : 268,408.26 = 162,456.16 : x
  2. Step 2: Convert to fraction form
    194,675.12/268,408.26 = 162,456.16/x
  3. Step 3: Cross multiply
    194,675.12x = 268,408.26 × 162,456.16
  4. Step 4: Simplify right side
    194,675.12x = 43,604,575,231.88
  5. Step 5: Solve for x
    x = 43,604,575,231.88/194,675.12
  6. Step 6: Final answer
    x = 223,986.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.