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Finding the Fourth Proportional to 181,172.80, 271,674.83 and 67,241.26

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Solution

The fourth proportional to 181,172.80, 271,674.83 and 67,241.26 is: 100,830.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,172.80 : 271,674.83 = 67,241.26 : x
  2. Step 2: Convert to fraction form
    181,172.80/271,674.83 = 67,241.26/x
  3. Step 3: Cross multiply
    181,172.80x = 271,674.83 × 67,241.26
  4. Step 4: Simplify right side
    181,172.80x = 18,267,758,773.04
  5. Step 5: Solve for x
    x = 18,267,758,773.04/181,172.80
  6. Step 6: Final answer
    x = 100,830.58

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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.