Home / 152,974.56-229,383.06-68,662.44

Finding the Fourth Proportional to 152,974.56, 229,383.06 and 68,662.44

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Solution

The fourth proportional to 152,974.56, 229,383.06 and 68,662.44 is: 102,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,974.56 : 229,383.06 = 68,662.44 : x
  2. Step 2: Convert to fraction form
    152,974.56/229,383.06 = 68,662.44/x
  3. Step 3: Cross multiply
    152,974.56x = 229,383.06 × 68,662.44
  4. Step 4: Simplify right side
    152,974.56x = 15,750,000,594.27
  5. Step 5: Solve for x
    x = 15,750,000,594.27/152,974.56
  6. Step 6: Final answer
    x = 102,958.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.