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Finding the Fourth Proportional to 91,184.99, 125,851.62 and 54,393.47

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Solution

The fourth proportional to 91,184.99, 125,851.62 and 54,393.47 is: 75,072.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,184.99 : 125,851.62 = 54,393.47 : x
  2. Step 2: Convert to fraction form
    91,184.99/125,851.62 = 54,393.47/x
  3. Step 3: Cross multiply
    91,184.99x = 125,851.62 × 54,393.47
  4. Step 4: Simplify right side
    91,184.99x = 6,845,507,071.50
  5. Step 5: Solve for x
    x = 6,845,507,071.50/91,184.99
  6. Step 6: Final answer
    x = 75,072.74

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