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Finding the Fourth Proportional to 181,804.52, 250,890.34 and 106,367.56

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Solution

The fourth proportional to 181,804.52, 250,890.34 and 106,367.56 is: 146,787.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,804.52 : 250,890.34 = 106,367.56 : x
  2. Step 2: Convert to fraction form
    181,804.52/250,890.34 = 106,367.56/x
  3. Step 3: Cross multiply
    181,804.52x = 250,890.34 × 106,367.56
  4. Step 4: Simplify right side
    181,804.52x = 26,686,593,293.37
  5. Step 5: Solve for x
    x = 26,686,593,293.37/181,804.52
  6. Step 6: Final answer
    x = 146,787.29

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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.