Home / 193,022.11-266,364.07-106,977.43

Finding the Fourth Proportional to 193,022.11, 266,364.07 and 106,977.43

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Solution

The fourth proportional to 193,022.11, 266,364.07 and 106,977.43 is: 147,625.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,022.11 : 266,364.07 = 106,977.43 : x
  2. Step 2: Convert to fraction form
    193,022.11/266,364.07 = 106,977.43/x
  3. Step 3: Cross multiply
    193,022.11x = 266,364.07 × 106,977.43
  4. Step 4: Simplify right side
    193,022.11x = 28,494,943,652.94
  5. Step 5: Solve for x
    x = 28,494,943,652.94/193,022.11
  6. Step 6: Final answer
    x = 147,625.28

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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.