Home / 192,076.11-265,076.55-107,198.64

Finding the Fourth Proportional to 192,076.11, 265,076.55 and 107,198.64

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Solution

The fourth proportional to 192,076.11, 265,076.55 and 107,198.64 is: 147,940.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,076.11 : 265,076.55 = 107,198.64 : x
  2. Step 2: Convert to fraction form
    192,076.11/265,076.55 = 107,198.64/x
  3. Step 3: Cross multiply
    192,076.11x = 265,076.55 × 107,198.64
  4. Step 4: Simplify right side
    192,076.11x = 28,415,845,655.89
  5. Step 5: Solve for x
    x = 28,415,845,655.89/192,076.11
  6. Step 6: Final answer
    x = 147,940.55

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1.5x scale

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.