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Finding the Fourth Proportional to 302,091.57, 453,108.06 and 91,731.33

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Solution

The fourth proportional to 302,091.57, 453,108.06 and 91,731.33 is: 137,588.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,091.57 : 453,108.06 = 91,731.33 : x
  2. Step 2: Convert to fraction form
    302,091.57/453,108.06 = 91,731.33/x
  3. Step 3: Cross multiply
    302,091.57x = 453,108.06 × 91,731.33
  4. Step 4: Simplify right side
    302,091.57x = 41,564,204,977.52
  5. Step 5: Solve for x
    x = 41,564,204,977.52/302,091.57
  6. Step 6: Final answer
    x = 137,588.10

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