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Finding the Fourth Proportional to 78,532.84, 108,370.20 and 46,704.16

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Solution

The fourth proportional to 78,532.84, 108,370.20 and 46,704.16 is: 64,448.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,532.84 : 108,370.20 = 46,704.16 : x
  2. Step 2: Convert to fraction form
    78,532.84/108,370.20 = 46,704.16/x
  3. Step 3: Cross multiply
    78,532.84x = 108,370.20 × 46,704.16
  4. Step 4: Simplify right side
    78,532.84x = 5,061,339,160.03
  5. Step 5: Solve for x
    x = 5,061,339,160.03/78,532.84
  6. Step 6: Final answer
    x = 64,448.70

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