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Finding the Fourth Proportional to 5,977.07, 8,250.57 and 5,134.39

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Solution

The fourth proportional to 5,977.07, 8,250.57 and 5,134.39 is: 7,087.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,977.07 : 8,250.57 = 5,134.39 : x
  2. Step 2: Convert to fraction form
    5,977.07/8,250.57 = 5,134.39/x
  3. Step 3: Cross multiply
    5,977.07x = 8,250.57 × 5,134.39
  4. Step 4: Simplify right side
    5,977.07x = 42,361,630.70
  5. Step 5: Solve for x
    x = 42,361,630.70/5,977.07
  6. Step 6: Final answer
    x = 7,087.36

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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.