Home / 194,212.48-268,009.10-108,171.20

Finding the Fourth Proportional to 194,212.48, 268,009.10 and 108,171.20

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Solution

The fourth proportional to 194,212.48, 268,009.10 and 108,171.20 is: 149,273.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,212.48 : 268,009.10 = 108,171.20 : x
  2. Step 2: Convert to fraction form
    194,212.48/268,009.10 = 108,171.20/x
  3. Step 3: Cross multiply
    194,212.48x = 268,009.10 × 108,171.20
  4. Step 4: Simplify right side
    194,212.48x = 28,990,864,077.02
  5. Step 5: Solve for x
    x = 28,990,864,077.02/194,212.48
  6. Step 6: Final answer
    x = 149,273.95

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.