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Finding the Fourth Proportional to 37,095.36, 51,192 and 20,328

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Solution

The fourth proportional to 37,095.36, 51,192 and 20,328 is: 28,052.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,095.36 : 51,192 = 20,328 : x
  2. Step 2: Convert to fraction form
    37,095.36/51,192 = 20,328/x
  3. Step 3: Cross multiply
    37,095.36x = 51,192 × 20,328
  4. Step 4: Simplify right side
    37,095.36x = 1,040,630,976
  5. Step 5: Solve for x
    x = 1,040,630,976/37,095.36
  6. Step 6: Final answer
    x = 28,052.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.