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Finding the Fourth Proportional to 248,783.99, 373,069.36 and 115,650.36

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Solution

The fourth proportional to 248,783.99, 373,069.36 and 115,650.36 is: 173,425.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,783.99 : 373,069.36 = 115,650.36 : x
  2. Step 2: Convert to fraction form
    248,783.99/373,069.36 = 115,650.36/x
  3. Step 3: Cross multiply
    248,783.99x = 373,069.36 × 115,650.36
  4. Step 4: Simplify right side
    248,783.99x = 43,145,605,788.97
  5. Step 5: Solve for x
    x = 43,145,605,788.97/248,783.99
  6. Step 6: Final answer
    x = 173,425.97

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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.