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Finding the Fourth Proportional to 47,091, 64,991.36 and 27,219

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Solution

The fourth proportional to 47,091, 64,991.36 and 27,219 is: 37,565.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,091 : 64,991.36 = 27,219 : x
  2. Step 2: Convert to fraction form
    47,091/64,991.36 = 27,219/x
  3. Step 3: Cross multiply
    47,091x = 64,991.36 × 27,219
  4. Step 4: Simplify right side
    47,091x = 1,768,999,827.84
  5. Step 5: Solve for x
    x = 1,768,999,827.84/47,091
  6. Step 6: Final answer
    x = 37,565.56

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