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Finding the Fourth Proportional to 123,682.50, 170,681.94 and 67,094.10

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Solution

The fourth proportional to 123,682.50, 170,681.94 and 67,094.10 is: 92,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,682.50 : 170,681.94 = 67,094.10 : x
  2. Step 2: Convert to fraction form
    123,682.50/170,681.94 = 67,094.10/x
  3. Step 3: Cross multiply
    123,682.50x = 170,681.94 × 67,094.10
  4. Step 4: Simplify right side
    123,682.50x = 11,451,751,150.55
  5. Step 5: Solve for x
    x = 11,451,751,150.55/123,682.50
  6. Step 6: Final answer
    x = 92,589.91

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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.