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Finding the Fourth Proportional to 16,425.37, 24,636.03 and 5,331

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Solution

The fourth proportional to 16,425.37, 24,636.03 and 5,331 is: 7,995.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.37 : 24,636.03 = 5,331 : x
  2. Step 2: Convert to fraction form
    16,425.37/24,636.03 = 5,331/x
  3. Step 3: Cross multiply
    16,425.37x = 24,636.03 × 5,331
  4. Step 4: Simplify right side
    16,425.37x = 131,334,675.93
  5. Step 5: Solve for x
    x = 131,334,675.93/16,425.37
  6. Step 6: Final answer
    x = 7,995.84

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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.