Home / 120,664.20-181,066.86-50,537.64

Finding the Fourth Proportional to 120,664.20, 181,066.86 and 50,537.64

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Solution

The fourth proportional to 120,664.20, 181,066.86 and 50,537.64 is: 75,836.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,664.20 : 181,066.86 = 50,537.64 : x
  2. Step 2: Convert to fraction form
    120,664.20/181,066.86 = 50,537.64/x
  3. Step 3: Cross multiply
    120,664.20x = 181,066.86 × 50,537.64
  4. Step 4: Simplify right side
    120,664.20x = 9,150,691,786.61
  5. Step 5: Solve for x
    x = 9,150,691,786.61/120,664.20
  6. Step 6: Final answer
    x = 75,836.01

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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.