Home / 159,027.98-238,542.10-74,726.31

Finding the Fourth Proportional to 159,027.98, 238,542.10 and 74,726.31

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Solution

The fourth proportional to 159,027.98, 238,542.10 and 74,726.31 is: 112,089.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,027.98 : 238,542.10 = 74,726.31 : x
  2. Step 2: Convert to fraction form
    159,027.98/238,542.10 = 74,726.31/x
  3. Step 3: Cross multiply
    159,027.98x = 238,542.10 × 74,726.31
  4. Step 4: Simplify right side
    159,027.98x = 17,825,370,912.65
  5. Step 5: Solve for x
    x = 17,825,370,912.65/159,027.98
  6. Step 6: Final answer
    x = 112,089.53

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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.