Home / 174,096.78-261,168.41-68,891.15

Finding the Fourth Proportional to 174,096.78, 261,168.41 and 68,891.15

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Solution

The fourth proportional to 174,096.78, 261,168.41 and 68,891.15 is: 103,345.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,096.78 : 261,168.41 = 68,891.15 : x
  2. Step 2: Convert to fraction form
    174,096.78/261,168.41 = 68,891.15/x
  3. Step 3: Cross multiply
    174,096.78x = 261,168.41 × 68,891.15
  4. Step 4: Simplify right side
    174,096.78x = 17,992,190,458.27
  5. Step 5: Solve for x
    x = 17,992,190,458.27/174,096.78
  6. Step 6: Final answer
    x = 103,345.91

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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.