Home / 194,684.30-268,721.79-114,129.26

Finding the Fourth Proportional to 194,684.30, 268,721.79 and 114,129.26

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Solution

The fourth proportional to 194,684.30, 268,721.79 and 114,129.26 is: 157,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,684.30 : 268,721.79 = 114,129.26 : x
  2. Step 2: Convert to fraction form
    194,684.30/268,721.79 = 114,129.26/x
  3. Step 3: Cross multiply
    194,684.30x = 268,721.79 × 114,129.26
  4. Step 4: Simplify right side
    194,684.30x = 30,669,019,038.58
  5. Step 5: Solve for x
    x = 30,669,019,038.58/194,684.30
  6. Step 6: Final answer
    x = 157,532.06

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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.