Home / 195,890.94-293,873.29-139,591.38

Finding the Fourth Proportional to 195,890.94, 293,873.29 and 139,591.38

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Solution

The fourth proportional to 195,890.94, 293,873.29 and 139,591.38 is: 209,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,890.94 : 293,873.29 = 139,591.38 : x
  2. Step 2: Convert to fraction form
    195,890.94/293,873.29 = 139,591.38/x
  3. Step 3: Cross multiply
    195,890.94x = 293,873.29 × 139,591.38
  4. Step 4: Simplify right side
    195,890.94x = 41,022,178,096.24
  5. Step 5: Solve for x
    x = 41,022,178,096.24/195,890.94
  6. Step 6: Final answer
    x = 209,413.35

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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.