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Finding the Fourth Proportional to 181,825.99, 272,612.18 and 80,568.97

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Solution

The fourth proportional to 181,825.99, 272,612.18 and 80,568.97 is: 120,797.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,825.99 : 272,612.18 = 80,568.97 : x
  2. Step 2: Convert to fraction form
    181,825.99/272,612.18 = 80,568.97/x
  3. Step 3: Cross multiply
    181,825.99x = 272,612.18 × 80,568.97
  4. Step 4: Simplify right side
    181,825.99x = 21,964,082,071.95
  5. Step 5: Solve for x
    x = 21,964,082,071.95/181,825.99
  6. Step 6: Final answer
    x = 120,797.27

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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.