Home / 194,800.28-268,803.90-113,112.57

Finding the Fourth Proportional to 194,800.28, 268,803.90 and 113,112.57

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Solution

The fourth proportional to 194,800.28, 268,803.90 and 113,112.57 is: 156,083.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,800.28 : 268,803.90 = 113,112.57 : x
  2. Step 2: Convert to fraction form
    194,800.28/268,803.90 = 113,112.57/x
  3. Step 3: Cross multiply
    194,800.28x = 268,803.90 × 113,112.57
  4. Step 4: Simplify right side
    194,800.28x = 30,405,098,893.78
  5. Step 5: Solve for x
    x = 30,405,098,893.78/194,800.28
  6. Step 6: Final answer
    x = 156,083.45

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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.