Home / 194,711.63-268,701.91-109,828.69

Finding the Fourth Proportional to 194,711.63, 268,701.91 and 109,828.69

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Solution

The fourth proportional to 194,711.63, 268,701.91 and 109,828.69 is: 151,563.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,711.63 : 268,701.91 = 109,828.69 : x
  2. Step 2: Convert to fraction form
    194,711.63/268,701.91 = 109,828.69/x
  3. Step 3: Cross multiply
    194,711.63x = 268,701.91 × 109,828.69
  4. Step 4: Simplify right side
    194,711.63x = 29,511,179,340.92
  5. Step 5: Solve for x
    x = 29,511,179,340.92/194,711.63
  6. Step 6: Final answer
    x = 151,563.52

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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.