Home / 194,523.61-268,437.22-108,485.21

Finding the Fourth Proportional to 194,523.61, 268,437.22 and 108,485.21

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Solution

The fourth proportional to 194,523.61, 268,437.22 and 108,485.21 is: 149,706.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,523.61 : 268,437.22 = 108,485.21 : x
  2. Step 2: Convert to fraction form
    194,523.61/268,437.22 = 108,485.21/x
  3. Step 3: Cross multiply
    194,523.61x = 268,437.22 × 108,485.21
  4. Step 4: Simplify right side
    194,523.61x = 29,121,468,183.52
  5. Step 5: Solve for x
    x = 29,121,468,183.52/194,523.61
  6. Step 6: Final answer
    x = 149,706.60

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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.