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Finding the Fourth Proportional to 192,958.58, 266,295.12 and 108,080.84

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Solution

The fourth proportional to 192,958.58, 266,295.12 and 108,080.84 is: 149,158.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,958.58 : 266,295.12 = 108,080.84 : x
  2. Step 2: Convert to fraction form
    192,958.58/266,295.12 = 108,080.84/x
  3. Step 3: Cross multiply
    192,958.58x = 266,295.12 × 108,080.84
  4. Step 4: Simplify right side
    192,958.58x = 28,781,400,257.50
  5. Step 5: Solve for x
    x = 28,781,400,257.50/192,958.58
  6. Step 6: Final answer
    x = 149,158.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.