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Finding the Fourth Proportional to 167,231.58, 250,885.68 and 72,477.69

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Solution

The fourth proportional to 167,231.58, 250,885.68 and 72,477.69 is: 108,733.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,231.58 : 250,885.68 = 72,477.69 : x
  2. Step 2: Convert to fraction form
    167,231.58/250,885.68 = 72,477.69/x
  3. Step 3: Cross multiply
    167,231.58x = 250,885.68 × 72,477.69
  4. Step 4: Simplify right side
    167,231.58x = 18,183,614,540.48
  5. Step 5: Solve for x
    x = 18,183,614,540.48/167,231.58
  6. Step 6: Final answer
    x = 108,733.14

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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.