Home / 197,205.21-295,940.93-77,247.29

Finding the Fourth Proportional to 197,205.21, 295,940.93 and 77,247.29

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Solution

The fourth proportional to 197,205.21, 295,940.93 and 77,247.29 is: 115,923.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,205.21 : 295,940.93 = 77,247.29 : x
  2. Step 2: Convert to fraction form
    197,205.21/295,940.93 = 77,247.29/x
  3. Step 3: Cross multiply
    197,205.21x = 295,940.93 × 77,247.29
  4. Step 4: Simplify right side
    197,205.21x = 22,860,632,976.64
  5. Step 5: Solve for x
    x = 22,860,632,976.64/197,205.21
  6. Step 6: Final answer
    x = 115,923.07

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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.