Home / 166,979.88-250,469.64-40,619.34

Finding the Fourth Proportional to 166,979.88, 250,469.64 and 40,619.34

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Solution

The fourth proportional to 166,979.88, 250,469.64 and 40,619.34 is: 60,928.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,979.88 : 250,469.64 = 40,619.34 : x
  2. Step 2: Convert to fraction form
    166,979.88/250,469.64 = 40,619.34/x
  3. Step 3: Cross multiply
    166,979.88x = 250,469.64 × 40,619.34
  4. Step 4: Simplify right side
    166,979.88x = 10,173,911,466.84
  5. Step 5: Solve for x
    x = 10,173,911,466.84/166,979.88
  6. Step 6: Final answer
    x = 60,928.97

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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.