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Finding the Fourth Proportional to 18,596.88, 27,889.56 and 6,282

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Solution

The fourth proportional to 18,596.88, 27,889.56 and 6,282 is: 9,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,596.88 : 27,889.56 = 6,282 : x
  2. Step 2: Convert to fraction form
    18,596.88/27,889.56 = 6,282/x
  3. Step 3: Cross multiply
    18,596.88x = 27,889.56 × 6,282
  4. Step 4: Simplify right side
    18,596.88x = 175,202,215.92
  5. Step 5: Solve for x
    x = 175,202,215.92/18,596.88
  6. Step 6: Final answer
    x = 9,421.05

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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.