Home / 165,450.62-248,081.77-112,923.74

Finding the Fourth Proportional to 165,450.62, 248,081.77 and 112,923.74

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Solution

The fourth proportional to 165,450.62, 248,081.77 and 112,923.74 is: 169,321.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,450.62 : 248,081.77 = 112,923.74 : x
  2. Step 2: Convert to fraction form
    165,450.62/248,081.77 = 112,923.74/x
  3. Step 3: Cross multiply
    165,450.62x = 248,081.77 × 112,923.74
  4. Step 4: Simplify right side
    165,450.62x = 28,014,321,294.22
  5. Step 5: Solve for x
    x = 28,014,321,294.22/165,450.62
  6. Step 6: Final answer
    x = 169,321.34

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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.