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Finding the Fourth Proportional to 36,255.43, 54,376.98 and 9,954.01

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Solution

The fourth proportional to 36,255.43, 54,376.98 and 9,954.01 is: 14,929.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,255.43 : 54,376.98 = 9,954.01 : x
  2. Step 2: Convert to fraction form
    36,255.43/54,376.98 = 9,954.01/x
  3. Step 3: Cross multiply
    36,255.43x = 54,376.98 × 9,954.01
  4. Step 4: Simplify right side
    36,255.43x = 541,269,002.69
  5. Step 5: Solve for x
    x = 541,269,002.69/36,255.43
  6. Step 6: Final answer
    x = 14,929.32

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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.