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Finding the Fourth Proportional to 88,652.40, 133,027.20 and 36,099.60

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Solution

The fourth proportional to 88,652.40, 133,027.20 and 36,099.60 is: 54,169.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,652.40 : 133,027.20 = 36,099.60 : x
  2. Step 2: Convert to fraction form
    88,652.40/133,027.20 = 36,099.60/x
  3. Step 3: Cross multiply
    88,652.40x = 133,027.20 × 36,099.60
  4. Step 4: Simplify right side
    88,652.40x = 4,802,228,709.12
  5. Step 5: Solve for x
    x = 4,802,228,709.12/88,652.40
  6. Step 6: Final answer
    x = 54,169.19

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Why These Related Problems?

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