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Finding the Fourth Proportional to 104,418.40, 156,627.60 and 60,022.30

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Solution

The fourth proportional to 104,418.40, 156,627.60 and 60,022.30 is: 90,033.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,418.40 : 156,627.60 = 60,022.30 : x
  2. Step 2: Convert to fraction form
    104,418.40/156,627.60 = 60,022.30/x
  3. Step 3: Cross multiply
    104,418.40x = 156,627.60 × 60,022.30
  4. Step 4: Simplify right side
    104,418.40x = 9,401,148,795.48
  5. Step 5: Solve for x
    x = 9,401,148,795.48/104,418.40
  6. Step 6: Final answer
    x = 90,033.45

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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.