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Finding the Fourth Proportional to 45,982.69, 68,571.63 and 45,562.30

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Solution

The fourth proportional to 45,982.69, 68,571.63 and 45,562.30 is: 67,944.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,982.69 : 68,571.63 = 45,562.30 : x
  2. Step 2: Convert to fraction form
    45,982.69/68,571.63 = 45,562.30/x
  3. Step 3: Cross multiply
    45,982.69x = 68,571.63 × 45,562.30
  4. Step 4: Simplify right side
    45,982.69x = 3,124,281,006.12
  5. Step 5: Solve for x
    x = 3,124,281,006.12/45,982.69
  6. Step 6: Final answer
    x = 67,944.72

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.