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Finding the Fourth Proportional to 6,100.07, 8,420.07 and 3,582.11

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Solution

The fourth proportional to 6,100.07, 8,420.07 and 3,582.11 is: 4,944.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,100.07 : 8,420.07 = 3,582.11 : x
  2. Step 2: Convert to fraction form
    6,100.07/8,420.07 = 3,582.11/x
  3. Step 3: Cross multiply
    6,100.07x = 8,420.07 × 3,582.11
  4. Step 4: Simplify right side
    6,100.07x = 30,161,599.04
  5. Step 5: Solve for x
    x = 30,161,599.04/6,100.07
  6. Step 6: Final answer
    x = 4,944.47

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