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Finding the Fourth Proportional to 200,558.64, 276,798.56 and 115,673.84

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Solution

The fourth proportional to 200,558.64, 276,798.56 and 115,673.84 is: 159,645.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,558.64 : 276,798.56 = 115,673.84 : x
  2. Step 2: Convert to fraction form
    200,558.64/276,798.56 = 115,673.84/x
  3. Step 3: Cross multiply
    200,558.64x = 276,798.56 × 115,673.84
  4. Step 4: Simplify right side
    200,558.64x = 32,018,352,341.67
  5. Step 5: Solve for x
    x = 32,018,352,341.67/200,558.64
  6. Step 6: Final answer
    x = 159,645.84

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