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Finding the Fourth Proportional to 69,670.96, 96,133.44 and 41,383.60

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Solution

The fourth proportional to 69,670.96, 96,133.44 and 41,383.60 is: 57,101.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,670.96 : 96,133.44 = 41,383.60 : x
  2. Step 2: Convert to fraction form
    69,670.96/96,133.44 = 41,383.60/x
  3. Step 3: Cross multiply
    69,670.96x = 96,133.44 × 41,383.60
  4. Step 4: Simplify right side
    69,670.96x = 3,978,347,827.58
  5. Step 5: Solve for x
    x = 3,978,347,827.58/69,670.96
  6. Step 6: Final answer
    x = 57,101.95

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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.