Home / 197,486.81-272,533.78-106,844.73

Finding the Fourth Proportional to 197,486.81, 272,533.78 and 106,844.73

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Solution

The fourth proportional to 197,486.81, 272,533.78 and 106,844.73 is: 147,446.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,486.81 : 272,533.78 = 106,844.73 : x
  2. Step 2: Convert to fraction form
    197,486.81/272,533.78 = 106,844.73/x
  3. Step 3: Cross multiply
    197,486.81x = 272,533.78 × 106,844.73
  4. Step 4: Simplify right side
    197,486.81x = 29,118,796,650.53
  5. Step 5: Solve for x
    x = 29,118,796,650.53/197,486.81
  6. Step 6: Final answer
    x = 147,446.79

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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.