Home / 197,844.84-273,026.13-107,200.78

Finding the Fourth Proportional to 197,844.84, 273,026.13 and 107,200.78

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Solution

The fourth proportional to 197,844.84, 273,026.13 and 107,200.78 is: 147,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,844.84 : 273,026.13 = 107,200.78 : x
  2. Step 2: Convert to fraction form
    197,844.84/273,026.13 = 107,200.78/x
  3. Step 3: Cross multiply
    197,844.84x = 273,026.13 × 107,200.78
  4. Step 4: Simplify right side
    197,844.84x = 29,268,614,096.38
  5. Step 5: Solve for x
    x = 29,268,614,096.38/197,844.84
  6. Step 6: Final answer
    x = 147,937.21

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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.