Home / 190,977.94-263,556.89-104,940.55

Finding the Fourth Proportional to 190,977.94, 263,556.89 and 104,940.55

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Solution

The fourth proportional to 190,977.94, 263,556.89 and 104,940.55 is: 144,821.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,977.94 : 263,556.89 = 104,940.55 : x
  2. Step 2: Convert to fraction form
    190,977.94/263,556.89 = 104,940.55/x
  3. Step 3: Cross multiply
    190,977.94x = 263,556.89 × 104,940.55
  4. Step 4: Simplify right side
    190,977.94x = 27,657,804,992.89
  5. Step 5: Solve for x
    x = 27,657,804,992.89/190,977.94
  6. Step 6: Final answer
    x = 144,821.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.