Home / 194,509.81-268,428.29-108,467.96

Finding the Fourth Proportional to 194,509.81, 268,428.29 and 108,467.96

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Solution

The fourth proportional to 194,509.81, 268,428.29 and 108,467.96 is: 149,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,509.81 : 268,428.29 = 108,467.96 : x
  2. Step 2: Convert to fraction form
    194,509.81/268,428.29 = 108,467.96/x
  3. Step 3: Cross multiply
    194,509.81x = 268,428.29 × 108,467.96
  4. Step 4: Simplify right side
    194,509.81x = 29,115,869,022.59
  5. Step 5: Solve for x
    x = 29,115,869,022.59/194,509.81
  6. Step 6: Final answer
    x = 149,688.43

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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.