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Finding the Fourth Proportional to 76,031.82, 104,914.74 and 42,035.72

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Solution

The fourth proportional to 76,031.82, 104,914.74 and 42,035.72 is: 58,004.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,031.82 : 104,914.74 = 42,035.72 : x
  2. Step 2: Convert to fraction form
    76,031.82/104,914.74 = 42,035.72/x
  3. Step 3: Cross multiply
    76,031.82x = 104,914.74 × 42,035.72
  4. Step 4: Simplify right side
    76,031.82x = 4,410,166,109.94
  5. Step 5: Solve for x
    x = 4,410,166,109.94/76,031.82
  6. Step 6: Final answer
    x = 58,004.22

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