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Finding the Fourth Proportional to 28,803.44, 43,203.88 and 16,500.08

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Solution

The fourth proportional to 28,803.44, 43,203.88 and 16,500.08 is: 24,749.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,803.44 : 43,203.88 = 16,500.08 : x
  2. Step 2: Convert to fraction form
    28,803.44/43,203.88 = 16,500.08/x
  3. Step 3: Cross multiply
    28,803.44x = 43,203.88 × 16,500.08
  4. Step 4: Simplify right side
    28,803.44x = 712,867,476.31
  5. Step 5: Solve for x
    x = 712,867,476.31/28,803.44
  6. Step 6: Final answer
    x = 24,749.39

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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.