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Finding the Fourth Proportional to 5,891.16, 8,125.50 and 3,736.98

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Solution

The fourth proportional to 5,891.16, 8,125.50 and 3,736.98 is: 5,154.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.16 : 8,125.50 = 3,736.98 : x
  2. Step 2: Convert to fraction form
    5,891.16/8,125.50 = 3,736.98/x
  3. Step 3: Cross multiply
    5,891.16x = 8,125.50 × 3,736.98
  4. Step 4: Simplify right side
    5,891.16x = 30,364,830.99
  5. Step 5: Solve for x
    x = 30,364,830.99/5,891.16
  6. Step 6: Final answer
    x = 5,154.30

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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.