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Finding the Fourth Proportional to 113,925.48, 170,922.84 and 80,709.81

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Solution

The fourth proportional to 113,925.48, 170,922.84 and 80,709.81 is: 121,089.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,925.48 : 170,922.84 = 80,709.81 : x
  2. Step 2: Convert to fraction form
    113,925.48/170,922.84 = 80,709.81/x
  3. Step 3: Cross multiply
    113,925.48x = 170,922.84 × 80,709.81
  4. Step 4: Simplify right side
    113,925.48x = 13,795,149,941.06
  5. Step 5: Solve for x
    x = 13,795,149,941.06/113,925.48
  6. Step 6: Final answer
    x = 121,089.24

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