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Finding the Fourth Proportional to 36,158.40, 54,383.40 and 32,367.60

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Solution

The fourth proportional to 36,158.40, 54,383.40 and 32,367.60 is: 48,681.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,158.40 : 54,383.40 = 32,367.60 : x
  2. Step 2: Convert to fraction form
    36,158.40/54,383.40 = 32,367.60/x
  3. Step 3: Cross multiply
    36,158.40x = 54,383.40 × 32,367.60
  4. Step 4: Simplify right side
    36,158.40x = 1,760,260,137.84
  5. Step 5: Solve for x
    x = 1,760,260,137.84/36,158.40
  6. Step 6: Final answer
    x = 48,681.91

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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.