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Finding the Fourth Proportional to 52,804.74, 79,018.36 and 45,866.50

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Solution

The fourth proportional to 52,804.74, 79,018.36 and 45,866.50 is: 68,635.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,804.74 : 79,018.36 = 45,866.50 : x
  2. Step 2: Convert to fraction form
    52,804.74/79,018.36 = 45,866.50/x
  3. Step 3: Cross multiply
    52,804.74x = 79,018.36 × 45,866.50
  4. Step 4: Simplify right side
    52,804.74x = 3,624,295,608.94
  5. Step 5: Solve for x
    x = 3,624,295,608.94/52,804.74
  6. Step 6: Final answer
    x = 68,635.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.