Home / 194,843.94-268,855.80-118,323.24

Finding the Fourth Proportional to 194,843.94, 268,855.80 and 118,323.24

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Solution

The fourth proportional to 194,843.94, 268,855.80 and 118,323.24 is: 163,268.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,843.94 : 268,855.80 = 118,323.24 : x
  2. Step 2: Convert to fraction form
    194,843.94/268,855.80 = 118,323.24/x
  3. Step 3: Cross multiply
    194,843.94x = 268,855.80 × 118,323.24
  4. Step 4: Simplify right side
    194,843.94x = 31,811,889,348.79
  5. Step 5: Solve for x
    x = 31,811,889,348.79/194,843.94
  6. Step 6: Final answer
    x = 163,268.56

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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.