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Finding the Fourth Proportional to 16,474.32, 24,696.12 and 6,078

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Solution

The fourth proportional to 16,474.32, 24,696.12 and 6,078 is: 9,111.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474.32 : 24,696.12 = 6,078 : x
  2. Step 2: Convert to fraction form
    16,474.32/24,696.12 = 6,078/x
  3. Step 3: Cross multiply
    16,474.32x = 24,696.12 × 6,078
  4. Step 4: Simplify right side
    16,474.32x = 150,103,017.36
  5. Step 5: Solve for x
    x = 150,103,017.36/16,474.32
  6. Step 6: Final answer
    x = 9,111.33

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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.