Home / 130,097.20-194,912.52-123,098.80

Finding the Fourth Proportional to 130,097.20, 194,912.52 and 123,098.80

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Solution

The fourth proportional to 130,097.20, 194,912.52 and 123,098.80 is: 184,427.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,097.20 : 194,912.52 = 123,098.80 : x
  2. Step 2: Convert to fraction form
    130,097.20/194,912.52 = 123,098.80/x
  3. Step 3: Cross multiply
    130,097.20x = 194,912.52 × 123,098.80
  4. Step 4: Simplify right side
    130,097.20x = 23,993,497,316.98
  5. Step 5: Solve for x
    x = 23,993,497,316.98/130,097.20
  6. Step 6: Final answer
    x = 184,427.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.