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Finding the Fourth Proportional to 193,797.93, 290,664 and 53,556.96

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Solution

The fourth proportional to 193,797.93, 290,664 and 53,556.96 is: 80,326.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,797.93 : 290,664 = 53,556.96 : x
  2. Step 2: Convert to fraction form
    193,797.93/290,664 = 53,556.96/x
  3. Step 3: Cross multiply
    193,797.93x = 290,664 × 53,556.96
  4. Step 4: Simplify right side
    193,797.93x = 15,567,080,221.44
  5. Step 5: Solve for x
    x = 15,567,080,221.44/193,797.93
  6. Step 6: Final answer
    x = 80,326.35

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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.