Home / 248,450.66-372,591.26-79,930.16

Finding the Fourth Proportional to 248,450.66, 372,591.26 and 79,930.16

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Solution

The fourth proportional to 248,450.66, 372,591.26 and 79,930.16 is: 119,867.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,450.66 : 372,591.26 = 79,930.16 : x
  2. Step 2: Convert to fraction form
    248,450.66/372,591.26 = 79,930.16/x
  3. Step 3: Cross multiply
    248,450.66x = 372,591.26 × 79,930.16
  4. Step 4: Simplify right side
    248,450.66x = 29,781,279,026.40
  5. Step 5: Solve for x
    x = 29,781,279,026.40/248,450.66
  6. Step 6: Final answer
    x = 119,867.98

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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.