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Finding the Fourth Proportional to 110,160.54, 165,250.53 and 40,021.02

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Solution

The fourth proportional to 110,160.54, 165,250.53 and 40,021.02 is: 60,035.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,160.54 : 165,250.53 = 40,021.02 : x
  2. Step 2: Convert to fraction form
    110,160.54/165,250.53 = 40,021.02/x
  3. Step 3: Cross multiply
    110,160.54x = 165,250.53 × 40,021.02
  4. Step 4: Simplify right side
    110,160.54x = 6,613,494,766.14
  5. Step 5: Solve for x
    x = 6,613,494,766.14/110,160.54
  6. Step 6: Final answer
    x = 60,035.06

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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.