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Finding the Fourth Proportional to 248,996.52, 373,728.06 and 115,968.60

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Solution

The fourth proportional to 248,996.52, 373,728.06 and 115,968.60 is: 174,061.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,996.52 : 373,728.06 = 115,968.60 : x
  2. Step 2: Convert to fraction form
    248,996.52/373,728.06 = 115,968.60/x
  3. Step 3: Cross multiply
    248,996.52x = 373,728.06 × 115,968.60
  4. Step 4: Simplify right side
    248,996.52x = 43,340,719,898.92
  5. Step 5: Solve for x
    x = 43,340,719,898.92/248,996.52
  6. Step 6: Final answer
    x = 174,061.55

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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.