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Finding the Fourth Proportional to 36,245.86, 54,368.12 and 14,894.03

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Solution

The fourth proportional to 36,245.86, 54,368.12 and 14,894.03 is: 22,340.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,245.86 : 54,368.12 = 14,894.03 : x
  2. Step 2: Convert to fraction form
    36,245.86/54,368.12 = 14,894.03/x
  3. Step 3: Cross multiply
    36,245.86x = 54,368.12 × 14,894.03
  4. Step 4: Simplify right side
    36,245.86x = 809,760,583.48
  5. Step 5: Solve for x
    x = 809,760,583.48/36,245.86
  6. Step 6: Final answer
    x = 22,340.78

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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.