Home / 197,943.73-272,796.01-140,585.56

Finding the Fourth Proportional to 197,943.73, 272,796.01 and 140,585.56

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Solution

The fourth proportional to 197,943.73, 272,796.01 and 140,585.56 is: 193,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,943.73 : 272,796.01 = 140,585.56 : x
  2. Step 2: Convert to fraction form
    197,943.73/272,796.01 = 140,585.56/x
  3. Step 3: Cross multiply
    197,943.73x = 272,796.01 × 140,585.56
  4. Step 4: Simplify right side
    197,943.73x = 38,351,179,831.62
  5. Step 5: Solve for x
    x = 38,351,179,831.62/197,943.73
  6. Step 6: Final answer
    x = 193,747.89

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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.