Home / 208,950.44-313,423.50-51,179.72

Finding the Fourth Proportional to 208,950.44, 313,423.50 and 51,179.72

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Solution

The fourth proportional to 208,950.44, 313,423.50 and 51,179.72 is: 76,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,950.44 : 313,423.50 = 51,179.72 : x
  2. Step 2: Convert to fraction form
    208,950.44/313,423.50 = 51,179.72/x
  3. Step 3: Cross multiply
    208,950.44x = 313,423.50 × 51,179.72
  4. Step 4: Simplify right side
    208,950.44x = 16,040,926,971.42
  5. Step 5: Solve for x
    x = 16,040,926,971.42/208,950.44
  6. Step 6: Final answer
    x = 76,769.05

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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.