Home / 209,850.20-314,775.30-195,923.80

Finding the Fourth Proportional to 209,850.20, 314,775.30 and 195,923.80

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Solution

The fourth proportional to 209,850.20, 314,775.30 and 195,923.80 is: 293,885.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,850.20 : 314,775.30 = 195,923.80 : x
  2. Step 2: Convert to fraction form
    209,850.20/314,775.30 = 195,923.80/x
  3. Step 3: Cross multiply
    209,850.20x = 314,775.30 × 195,923.80
  4. Step 4: Simplify right side
    209,850.20x = 61,671,972,922.14
  5. Step 5: Solve for x
    x = 61,671,972,922.14/209,850.20
  6. Step 6: Final answer
    x = 293,885.70

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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.