Home / 192,771.18-289,148.06-50,613.12

Finding the Fourth Proportional to 192,771.18, 289,148.06 and 50,613.12

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Solution

The fourth proportional to 192,771.18, 289,148.06 and 50,613.12 is: 75,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,771.18 : 289,148.06 = 50,613.12 : x
  2. Step 2: Convert to fraction form
    192,771.18/289,148.06 = 50,613.12/x
  3. Step 3: Cross multiply
    192,771.18x = 289,148.06 × 50,613.12
  4. Step 4: Simplify right side
    192,771.18x = 14,634,685,205.48
  5. Step 5: Solve for x
    x = 14,634,685,205.48/192,771.18
  6. Step 6: Final answer
    x = 75,917.39

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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.