Home / 194,621.91-268,581.78-114,072.27

Finding the Fourth Proportional to 194,621.91, 268,581.78 and 114,072.27

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Solution

The fourth proportional to 194,621.91, 268,581.78 and 114,072.27 is: 157,421.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,621.91 : 268,581.78 = 114,072.27 : x
  2. Step 2: Convert to fraction form
    194,621.91/268,581.78 = 114,072.27/x
  3. Step 3: Cross multiply
    194,621.91x = 268,581.78 × 114,072.27
  4. Step 4: Simplify right side
    194,621.91x = 30,637,733,325.24
  5. Step 5: Solve for x
    x = 30,637,733,325.24/194,621.91
  6. Step 6: Final answer
    x = 157,421.81

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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.