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Finding the Fourth Proportional to 241,069.80, 361,520.82 and 98,874.12

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Solution

The fourth proportional to 241,069.80, 361,520.82 and 98,874.12 is: 148,276.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,069.80 : 361,520.82 = 98,874.12 : x
  2. Step 2: Convert to fraction form
    241,069.80/361,520.82 = 98,874.12/x
  3. Step 3: Cross multiply
    241,069.80x = 361,520.82 × 98,874.12
  4. Step 4: Simplify right side
    241,069.80x = 35,745,052,939.18
  5. Step 5: Solve for x
    x = 35,745,052,939.18/241,069.80
  6. Step 6: Final answer
    x = 148,276.78

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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.