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Finding the Fourth Proportional to 167,193.84, 250,790.72 and 72,346.36

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Solution

The fourth proportional to 167,193.84, 250,790.72 and 72,346.36 is: 108,519.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,193.84 : 250,790.72 = 72,346.36 : x
  2. Step 2: Convert to fraction form
    167,193.84/250,790.72 = 72,346.36/x
  3. Step 3: Cross multiply
    167,193.84x = 250,790.72 × 72,346.36
  4. Step 4: Simplify right side
    167,193.84x = 18,143,795,713.78
  5. Step 5: Solve for x
    x = 18,143,795,713.78/167,193.84
  6. Step 6: Final answer
    x = 108,519.52

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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.