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Finding the Fourth Proportional to 66,810.61, 92,198.62 and 36,597.82

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Solution

The fourth proportional to 66,810.61, 92,198.62 and 36,597.82 is: 50,504.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,810.61 : 92,198.62 = 36,597.82 : x
  2. Step 2: Convert to fraction form
    66,810.61/92,198.62 = 36,597.82/x
  3. Step 3: Cross multiply
    66,810.61x = 92,198.62 × 36,597.82
  4. Step 4: Simplify right side
    66,810.61x = 3,374,268,499.01
  5. Step 5: Solve for x
    x = 3,374,268,499.01/66,810.61
  6. Step 6: Final answer
    x = 50,504.98

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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.