Home / 266,818.14-400,365.18-117,163.50

Finding the Fourth Proportional to 266,818.14, 400,365.18 and 117,163.50

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Solution

The fourth proportional to 266,818.14, 400,365.18 and 117,163.50 is: 175,805.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,818.14 : 400,365.18 = 117,163.50 : x
  2. Step 2: Convert to fraction form
    266,818.14/400,365.18 = 117,163.50/x
  3. Step 3: Cross multiply
    266,818.14x = 400,365.18 × 117,163.50
  4. Step 4: Simplify right side
    266,818.14x = 46,908,185,766.93
  5. Step 5: Solve for x
    x = 46,908,185,766.93/266,818.14
  6. Step 6: Final answer
    x = 175,805.83

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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.