Home / 194,712.49-268,715.78-109,827.73

Finding the Fourth Proportional to 194,712.49, 268,715.78 and 109,827.73

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Solution

The fourth proportional to 194,712.49, 268,715.78 and 109,827.73 is: 151,569.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,712.49 : 268,715.78 = 109,827.73 : x
  2. Step 2: Convert to fraction form
    194,712.49/268,715.78 = 109,827.73/x
  3. Step 3: Cross multiply
    194,712.49x = 268,715.78 × 109,827.73
  4. Step 4: Simplify right side
    194,712.49x = 29,512,444,132.58
  5. Step 5: Solve for x
    x = 29,512,444,132.58/194,712.49
  6. Step 6: Final answer
    x = 151,569.34

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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.