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Finding the Fourth Proportional to 167,668.95, 251,450.09 and 55,328.24

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Solution

The fourth proportional to 167,668.95, 251,450.09 and 55,328.24 is: 82,974.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,668.95 : 251,450.09 = 55,328.24 : x
  2. Step 2: Convert to fraction form
    167,668.95/251,450.09 = 55,328.24/x
  3. Step 3: Cross multiply
    167,668.95x = 251,450.09 × 55,328.24
  4. Step 4: Simplify right side
    167,668.95x = 13,912,289,393.65
  5. Step 5: Solve for x
    x = 13,912,289,393.65/167,668.95
  6. Step 6: Final answer
    x = 82,974.75

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1.5x scale

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.