Home / 194,843.57-268,855.29-118,322.87

Finding the Fourth Proportional to 194,843.57, 268,855.29 and 118,322.87

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Solution

The fourth proportional to 194,843.57, 268,855.29 and 118,322.87 is: 163,268.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,843.57 : 268,855.29 = 118,322.87 : x
  2. Step 2: Convert to fraction form
    194,843.57/268,855.29 = 118,322.87/x
  3. Step 3: Cross multiply
    194,843.57x = 268,855.29 × 118,322.87
  4. Step 4: Simplify right side
    194,843.57x = 31,811,728,183.21
  5. Step 5: Solve for x
    x = 31,811,728,183.21/194,843.57
  6. Step 6: Final answer
    x = 163,268.05

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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.