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Finding the Fourth Proportional to 76,010.97, 104,894.44 and 42,020.34

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Solution

The fourth proportional to 76,010.97, 104,894.44 and 42,020.34 is: 57,987.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,010.97 : 104,894.44 = 42,020.34 : x
  2. Step 2: Convert to fraction form
    76,010.97/104,894.44 = 42,020.34/x
  3. Step 3: Cross multiply
    76,010.97x = 104,894.44 × 42,020.34
  4. Step 4: Simplify right side
    76,010.97x = 4,407,699,534.50
  5. Step 5: Solve for x
    x = 4,407,699,534.50/76,010.97
  6. Step 6: Final answer
    x = 57,987.67

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