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Finding the Fourth Proportional to 74,407.44, 102,684.08 and 42,586.59

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Solution

The fourth proportional to 74,407.44, 102,684.08 and 42,586.59 is: 58,770.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,407.44 : 102,684.08 = 42,586.59 : x
  2. Step 2: Convert to fraction form
    74,407.44/102,684.08 = 42,586.59/x
  3. Step 3: Cross multiply
    74,407.44x = 102,684.08 × 42,586.59
  4. Step 4: Simplify right side
    74,407.44x = 4,372,964,814.49
  5. Step 5: Solve for x
    x = 4,372,964,814.49/74,407.44
  6. Step 6: Final answer
    x = 58,770.53

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