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Finding the Fourth Proportional to 165,590.90, 248,292.84 and 57,469.54

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Solution

The fourth proportional to 165,590.90, 248,292.84 and 57,469.54 is: 86,171.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,590.90 : 248,292.84 = 57,469.54 : x
  2. Step 2: Convert to fraction form
    165,590.90/248,292.84 = 57,469.54/x
  3. Step 3: Cross multiply
    165,590.90x = 248,292.84 × 57,469.54
  4. Step 4: Simplify right side
    165,590.90x = 14,269,275,300.09
  5. Step 5: Solve for x
    x = 14,269,275,300.09/165,590.90
  6. Step 6: Final answer
    x = 86,171.86

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.