Home / 166,734.36-230,099.22-91,283.40

Finding the Fourth Proportional to 166,734.36, 230,099.22 and 91,283.40

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Solution

The fourth proportional to 166,734.36, 230,099.22 and 91,283.40 is: 125,974.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,734.36 : 230,099.22 = 91,283.40 : x
  2. Step 2: Convert to fraction form
    166,734.36/230,099.22 = 91,283.40/x
  3. Step 3: Cross multiply
    166,734.36x = 230,099.22 × 91,283.40
  4. Step 4: Simplify right side
    166,734.36x = 21,004,239,138.95
  5. Step 5: Solve for x
    x = 21,004,239,138.95/166,734.36
  6. Step 6: Final answer
    x = 125,974.27

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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.