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Finding the Fourth Proportional to 72,735.40, 109,136.22 and 35,275.24

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Solution

The fourth proportional to 72,735.40, 109,136.22 and 35,275.24 is: 52,928.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,735.40 : 109,136.22 = 35,275.24 : x
  2. Step 2: Convert to fraction form
    72,735.40/109,136.22 = 35,275.24/x
  3. Step 3: Cross multiply
    72,735.40x = 109,136.22 × 35,275.24
  4. Step 4: Simplify right side
    72,735.40x = 3,849,806,353.19
  5. Step 5: Solve for x
    x = 3,849,806,353.19/72,735.40
  6. Step 6: Final answer
    x = 52,928.92

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