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Finding the Fourth Proportional to 5,900.88, 8,851.64 and 2,821.84

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Solution

The fourth proportional to 5,900.88, 8,851.64 and 2,821.84 is: 4,232.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,900.88 : 8,851.64 = 2,821.84 : x
  2. Step 2: Convert to fraction form
    5,900.88/8,851.64 = 2,821.84/x
  3. Step 3: Cross multiply
    5,900.88x = 8,851.64 × 2,821.84
  4. Step 4: Simplify right side
    5,900.88x = 24,977,911.82
  5. Step 5: Solve for x
    x = 24,977,911.82/5,900.88
  6. Step 6: Final answer
    x = 4,232.91

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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.