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Finding the Fourth Proportional to 195,266.94, 269,359.94 and 113,586

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Solution

The fourth proportional to 195,266.94, 269,359.94 and 113,586 is: 156,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,266.94 : 269,359.94 = 113,586 : x
  2. Step 2: Convert to fraction form
    195,266.94/269,359.94 = 113,586/x
  3. Step 3: Cross multiply
    195,266.94x = 269,359.94 × 113,586
  4. Step 4: Simplify right side
    195,266.94x = 30,595,517,576.91
  5. Step 5: Solve for x
    x = 30,595,517,576.91/195,266.94
  6. Step 6: Final answer
    x = 156,685.60

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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.