Home / 194,811.77-268,837.60-108,772.07

Finding the Fourth Proportional to 194,811.77, 268,837.60 and 108,772.07

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Solution

The fourth proportional to 194,811.77, 268,837.60 and 108,772.07 is: 150,103.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,811.77 : 268,837.60 = 108,772.07 : x
  2. Step 2: Convert to fraction form
    194,811.77/268,837.60 = 108,772.07/x
  3. Step 3: Cross multiply
    194,811.77x = 268,837.60 × 108,772.07
  4. Step 4: Simplify right side
    194,811.77x = 29,242,022,345.87
  5. Step 5: Solve for x
    x = 29,242,022,345.87/194,811.77
  6. Step 6: Final answer
    x = 150,103.98

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Why These Related Problems?

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