Home / 192,942.20-289,316.10-114,080.60

Finding the Fourth Proportional to 192,942.20, 289,316.10 and 114,080.60

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Solution

The fourth proportional to 192,942.20, 289,316.10 and 114,080.60 is: 171,063.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,942.20 : 289,316.10 = 114,080.60 : x
  2. Step 2: Convert to fraction form
    192,942.20/289,316.10 = 114,080.60/x
  3. Step 3: Cross multiply
    192,942.20x = 289,316.10 × 114,080.60
  4. Step 4: Simplify right side
    192,942.20x = 33,005,354,277.66
  5. Step 5: Solve for x
    x = 33,005,354,277.66/192,942.20
  6. Step 6: Final answer
    x = 171,063.43

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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.