Home / 154,374.60-231,578.91-49,169.37

Finding the Fourth Proportional to 154,374.60, 231,578.91 and 49,169.37

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Solution

The fourth proportional to 154,374.60, 231,578.91 and 49,169.37 is: 73,759.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,374.60 : 231,578.91 = 49,169.37 : x
  2. Step 2: Convert to fraction form
    154,374.60/231,578.91 = 49,169.37/x
  3. Step 3: Cross multiply
    154,374.60x = 231,578.91 × 49,169.37
  4. Step 4: Simplify right side
    154,374.60x = 11,386,589,109.99
  5. Step 5: Solve for x
    x = 11,386,589,109.99/154,374.60
  6. Step 6: Final answer
    x = 73,759.47

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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.