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Finding the Fourth Proportional to 183,997.40, 275,850.30 and 100,891.40

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Solution

The fourth proportional to 183,997.40, 275,850.30 and 100,891.40 is: 151,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,997.40 : 275,850.30 = 100,891.40 : x
  2. Step 2: Convert to fraction form
    183,997.40/275,850.30 = 100,891.40/x
  3. Step 3: Cross multiply
    183,997.40x = 275,850.30 × 100,891.40
  4. Step 4: Simplify right side
    183,997.40x = 27,830,922,957.42
  5. Step 5: Solve for x
    x = 27,830,922,957.42/183,997.40
  6. Step 6: Final answer
    x = 151,257.15

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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.