Home / 194,800.78-268,804.59-113,113.07

Finding the Fourth Proportional to 194,800.78, 268,804.59 and 113,113.07

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Solution

The fourth proportional to 194,800.78, 268,804.59 and 113,113.07 is: 156,084.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,800.78 : 268,804.59 = 113,113.07 : x
  2. Step 2: Convert to fraction form
    194,800.78/268,804.59 = 113,113.07/x
  3. Step 3: Cross multiply
    194,800.78x = 268,804.59 × 113,113.07
  4. Step 4: Simplify right side
    194,800.78x = 30,405,311,060.97
  5. Step 5: Solve for x
    x = 30,405,311,060.97/194,800.78
  6. Step 6: Final answer
    x = 156,084.13

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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.