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Finding the Fourth Proportional to 241,110.90, 361,664.55 and 72,630.54

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Solution

The fourth proportional to 241,110.90, 361,664.55 and 72,630.54 is: 108,945.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,110.90 : 361,664.55 = 72,630.54 : x
  2. Step 2: Convert to fraction form
    241,110.90/361,664.55 = 72,630.54/x
  3. Step 3: Cross multiply
    241,110.90x = 361,664.55 × 72,630.54
  4. Step 4: Simplify right side
    241,110.90x = 26,267,891,565.36
  5. Step 5: Solve for x
    x = 26,267,891,565.36/241,110.90
  6. Step 6: Final answer
    x = 108,945.27

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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.