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Finding the Fourth Proportional to 150,860.04, 225,945.60 and 72,029.61

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Solution

The fourth proportional to 150,860.04, 225,945.60 and 72,029.61 is: 107,879.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,860.04 : 225,945.60 = 72,029.61 : x
  2. Step 2: Convert to fraction form
    150,860.04/225,945.60 = 72,029.61/x
  3. Step 3: Cross multiply
    150,860.04x = 225,945.60 × 72,029.61
  4. Step 4: Simplify right side
    150,860.04x = 16,274,773,449.22
  5. Step 5: Solve for x
    x = 16,274,773,449.22/150,860.04
  6. Step 6: Final answer
    x = 107,879.95

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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.