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Finding the Fourth Proportional to 170,805.30, 256,036.47 and 58,408.64

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Solution

The fourth proportional to 170,805.30, 256,036.47 and 58,408.64 is: 87,554.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,805.30 : 256,036.47 = 58,408.64 : x
  2. Step 2: Convert to fraction form
    170,805.30/256,036.47 = 58,408.64/x
  3. Step 3: Cross multiply
    170,805.30x = 256,036.47 × 58,408.64
  4. Step 4: Simplify right side
    170,805.30x = 14,954,742,003.10
  5. Step 5: Solve for x
    x = 14,954,742,003.10/170,805.30
  6. Step 6: Final answer
    x = 87,554.32

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