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Finding the Fourth Proportional to 134,758.60, 202,137.90 and 92,768.20

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Solution

The fourth proportional to 134,758.60, 202,137.90 and 92,768.20 is: 139,152.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,758.60 : 202,137.90 = 92,768.20 : x
  2. Step 2: Convert to fraction form
    134,758.60/202,137.90 = 92,768.20/x
  3. Step 3: Cross multiply
    134,758.60x = 202,137.90 × 92,768.20
  4. Step 4: Simplify right side
    134,758.60x = 18,751,969,134.78
  5. Step 5: Solve for x
    x = 18,751,969,134.78/134,758.60
  6. Step 6: Final answer
    x = 139,152.30

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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.