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Finding the Fourth Proportional to 248,008.68, 371,794.46 and 98,354.03

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Solution

The fourth proportional to 248,008.68, 371,794.46 and 98,354.03 is: 147,444.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,008.68 : 371,794.46 = 98,354.03 : x
  2. Step 2: Convert to fraction form
    248,008.68/371,794.46 = 98,354.03/x
  3. Step 3: Cross multiply
    248,008.68x = 371,794.46 × 98,354.03
  4. Step 4: Simplify right side
    248,008.68x = 36,567,481,121.93
  5. Step 5: Solve for x
    x = 36,567,481,121.93/248,008.68
  6. Step 6: Final answer
    x = 147,444.36

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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.