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Finding the Fourth Proportional to 97,665.60, 146,584.80 and 83,668.80

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Solution

The fourth proportional to 97,665.60, 146,584.80 and 83,668.80 is: 125,577.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,665.60 : 146,584.80 = 83,668.80 : x
  2. Step 2: Convert to fraction form
    97,665.60/146,584.80 = 83,668.80/x
  3. Step 3: Cross multiply
    97,665.60x = 146,584.80 × 83,668.80
  4. Step 4: Simplify right side
    97,665.60x = 12,264,574,314.24
  5. Step 5: Solve for x
    x = 12,264,574,314.24/97,665.60
  6. Step 6: Final answer
    x = 125,577.22

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