Home / 194,333.28-268,176.72-109,450.08

Finding the Fourth Proportional to 194,333.28, 268,176.72 and 109,450.08

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Solution

The fourth proportional to 194,333.28, 268,176.72 and 109,450.08 is: 151,039.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,333.28 : 268,176.72 = 109,450.08 : x
  2. Step 2: Convert to fraction form
    194,333.28/268,176.72 = 109,450.08/x
  3. Step 3: Cross multiply
    194,333.28x = 268,176.72 × 109,450.08
  4. Step 4: Simplify right side
    194,333.28x = 29,351,963,458.14
  5. Step 5: Solve for x
    x = 29,351,963,458.14/194,333.28
  6. Step 6: Final answer
    x = 151,039.30

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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.