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Finding the Fourth Proportional to 192,997.94, 266,329.37 and 106,958.17

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Solution

The fourth proportional to 192,997.94, 266,329.37 and 106,958.17 is: 147,597.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,997.94 : 266,329.37 = 106,958.17 : x
  2. Step 2: Convert to fraction form
    192,997.94/266,329.37 = 106,958.17/x
  3. Step 3: Cross multiply
    192,997.94x = 266,329.37 × 106,958.17
  4. Step 4: Simplify right side
    192,997.94x = 28,486,102,031.12
  5. Step 5: Solve for x
    x = 28,486,102,031.12/192,997.94
  6. Step 6: Final answer
    x = 147,597.96

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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.