Home / 197,208.20-295,812.30-186,321.80

Finding the Fourth Proportional to 197,208.20, 295,812.30 and 186,321.80

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Solution

The fourth proportional to 197,208.20, 295,812.30 and 186,321.80 is: 279,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,208.20 : 295,812.30 = 186,321.80 : x
  2. Step 2: Convert to fraction form
    197,208.20/295,812.30 = 186,321.80/x
  3. Step 3: Cross multiply
    197,208.20x = 295,812.30 × 186,321.80
  4. Step 4: Simplify right side
    197,208.20x = 55,116,280,198.14
  5. Step 5: Solve for x
    x = 55,116,280,198.14/197,208.20
  6. Step 6: Final answer
    x = 279,482.70

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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.