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Finding the Fourth Proportional to 40,255.42, 60,407.70 and 25,443.94

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Solution

The fourth proportional to 40,255.42, 60,407.70 and 25,443.94 is: 38,181.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255.42 : 60,407.70 = 25,443.94 : x
  2. Step 2: Convert to fraction form
    40,255.42/60,407.70 = 25,443.94/x
  3. Step 3: Cross multiply
    40,255.42x = 60,407.70 × 25,443.94
  4. Step 4: Simplify right side
    40,255.42x = 1,537,009,894.34
  5. Step 5: Solve for x
    x = 1,537,009,894.34/40,255.42
  6. Step 6: Final answer
    x = 38,181.44

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