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Finding the Fourth Proportional to 133,785.96, 184,749.60 and 86,122.14

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Solution

The fourth proportional to 133,785.96, 184,749.60 and 86,122.14 is: 118,929.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,785.96 : 184,749.60 = 86,122.14 : x
  2. Step 2: Convert to fraction form
    133,785.96/184,749.60 = 86,122.14/x
  3. Step 3: Cross multiply
    133,785.96x = 184,749.60 × 86,122.14
  4. Step 4: Simplify right side
    133,785.96x = 15,911,030,916.14
  5. Step 5: Solve for x
    x = 15,911,030,916.14/133,785.96
  6. Step 6: Final answer
    x = 118,929.00

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