Home / 194,533.78-268,458.66-109,650.84

Finding the Fourth Proportional to 194,533.78, 268,458.66 and 109,650.84

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Solution

The fourth proportional to 194,533.78, 268,458.66 and 109,650.84 is: 151,319.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,533.78 : 268,458.66 = 109,650.84 : x
  2. Step 2: Convert to fraction form
    194,533.78/268,458.66 = 109,650.84/x
  3. Step 3: Cross multiply
    194,533.78x = 268,458.66 × 109,650.84
  4. Step 4: Simplify right side
    194,533.78x = 29,436,717,574.27
  5. Step 5: Solve for x
    x = 29,436,717,574.27/194,533.78
  6. Step 6: Final answer
    x = 151,319.31

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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.