Home / 12,077.82-16,667.53-6,700.37

Finding the Fourth Proportional to 12,077.82, 16,667.53 and 6,700.37

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Solution

The fourth proportional to 12,077.82, 16,667.53 and 6,700.37 is: 9,246.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077.82 : 16,667.53 = 6,700.37 : x
  2. Step 2: Convert to fraction form
    12,077.82/16,667.53 = 6,700.37/x
  3. Step 3: Cross multiply
    12,077.82x = 16,667.53 × 6,700.37
  4. Step 4: Simplify right side
    12,077.82x = 111,678,517.90
  5. Step 5: Solve for x
    x = 111,678,517.90/12,077.82
  6. Step 6: Final answer
    x = 9,246.58

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