Home / 166,969.82-230,427.78-99,027.02

Finding the Fourth Proportional to 166,969.82, 230,427.78 and 99,027.02

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Solution

The fourth proportional to 166,969.82, 230,427.78 and 99,027.02 is: 136,662.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,969.82 : 230,427.78 = 99,027.02 : x
  2. Step 2: Convert to fraction form
    166,969.82/230,427.78 = 99,027.02/x
  3. Step 3: Cross multiply
    166,969.82x = 230,427.78 × 99,027.02
  4. Step 4: Simplify right side
    166,969.82x = 22,818,576,378.62
  5. Step 5: Solve for x
    x = 22,818,576,378.62/166,969.82
  6. Step 6: Final answer
    x = 136,662.88

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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.