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Finding the Fourth Proportional to 248,252.68, 372,087.41 and 114,851.15

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Solution

The fourth proportional to 248,252.68, 372,087.41 and 114,851.15 is: 172,141.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,252.68 : 372,087.41 = 114,851.15 : x
  2. Step 2: Convert to fraction form
    248,252.68/372,087.41 = 114,851.15/x
  3. Step 3: Cross multiply
    248,252.68x = 372,087.41 × 114,851.15
  4. Step 4: Simplify right side
    248,252.68x = 42,734,665,078.58
  5. Step 5: Solve for x
    x = 42,734,665,078.58/248,252.68
  6. Step 6: Final answer
    x = 172,141.81

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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.