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Finding the Fourth Proportional to 167,090.50, 250,645.74 and 67,250.26

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Solution

The fourth proportional to 167,090.50, 250,645.74 and 67,250.26 is: 100,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,090.50 : 250,645.74 = 67,250.26 : x
  2. Step 2: Convert to fraction form
    167,090.50/250,645.74 = 67,250.26/x
  3. Step 3: Cross multiply
    167,090.50x = 250,645.74 × 67,250.26
  4. Step 4: Simplify right side
    167,090.50x = 16,855,991,182.89
  5. Step 5: Solve for x
    x = 16,855,991,182.89/167,090.50
  6. Step 6: Final answer
    x = 100,879.41

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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.