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Finding the Fourth Proportional to 76,048.36, 104,946.12 and 42,058.28

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Solution

The fourth proportional to 76,048.36, 104,946.12 and 42,058.28 is: 58,040.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,048.36 : 104,946.12 = 42,058.28 : x
  2. Step 2: Convert to fraction form
    76,048.36/104,946.12 = 42,058.28/x
  3. Step 3: Cross multiply
    76,048.36x = 104,946.12 × 42,058.28
  4. Step 4: Simplify right side
    76,048.36x = 4,413,852,765.19
  5. Step 5: Solve for x
    x = 4,413,852,765.19/76,048.36
  6. Step 6: Final answer
    x = 58,040.08

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