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Finding the Fourth Proportional to 55,481.63, 83,223.04 and 16,039.08

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Solution

The fourth proportional to 55,481.63, 83,223.04 and 16,039.08 is: 24,058.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,481.63 : 83,223.04 = 16,039.08 : x
  2. Step 2: Convert to fraction form
    55,481.63/83,223.04 = 16,039.08/x
  3. Step 3: Cross multiply
    55,481.63x = 83,223.04 × 16,039.08
  4. Step 4: Simplify right side
    55,481.63x = 1,334,820,996.40
  5. Step 5: Solve for x
    x = 1,334,820,996.40/55,481.63
  6. Step 6: Final answer
    x = 24,058.79

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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.