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Finding the Fourth Proportional to 66,199.04, 91,323.52 and 37,888.64

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Solution

The fourth proportional to 66,199.04, 91,323.52 and 37,888.64 is: 52,268.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,199.04 : 91,323.52 = 37,888.64 : x
  2. Step 2: Convert to fraction form
    66,199.04/91,323.52 = 37,888.64/x
  3. Step 3: Cross multiply
    66,199.04x = 91,323.52 × 37,888.64
  4. Step 4: Simplify right side
    66,199.04x = 3,460,123,972.81
  5. Step 5: Solve for x
    x = 3,460,123,972.81/66,199.04
  6. Step 6: Final answer
    x = 52,268.49

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