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Finding the Fourth Proportional to 93,765.51, 129,399.98 and 53,485.83

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Solution

The fourth proportional to 93,765.51, 129,399.98 and 53,485.83 is: 73,812.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,765.51 : 129,399.98 = 53,485.83 : x
  2. Step 2: Convert to fraction form
    93,765.51/129,399.98 = 53,485.83/x
  3. Step 3: Cross multiply
    93,765.51x = 129,399.98 × 53,485.83
  4. Step 4: Simplify right side
    93,765.51x = 6,921,065,064.85
  5. Step 5: Solve for x
    x = 6,921,065,064.85/93,765.51
  6. Step 6: Final answer
    x = 73,812.48

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