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Finding the Fourth Proportional to 66,810.90, 92,198.93 and 36,597.50

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Solution

The fourth proportional to 66,810.90, 92,198.93 and 36,597.50 is: 50,504.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,810.90 : 92,198.93 = 36,597.50 : x
  2. Step 2: Convert to fraction form
    66,810.90/92,198.93 = 36,597.50/x
  3. Step 3: Cross multiply
    66,810.90x = 92,198.93 × 36,597.50
  4. Step 4: Simplify right side
    66,810.90x = 3,374,250,340.68
  5. Step 5: Solve for x
    x = 3,374,250,340.68/66,810.90
  6. Step 6: Final answer
    x = 50,504.49

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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.