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Finding the Fourth Proportional to 110,668.90, 166,003.35 and 27,562.90

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Solution

The fourth proportional to 110,668.90, 166,003.35 and 27,562.90 is: 41,344.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,668.90 : 166,003.35 = 27,562.90 : x
  2. Step 2: Convert to fraction form
    110,668.90/166,003.35 = 27,562.90/x
  3. Step 3: Cross multiply
    110,668.90x = 166,003.35 × 27,562.90
  4. Step 4: Simplify right side
    110,668.90x = 4,575,533,735.72
  5. Step 5: Solve for x
    x = 4,575,533,735.72/110,668.90
  6. Step 6: Final answer
    x = 41,344.35

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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.