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Finding the Fourth Proportional to 86,209.92, 118,968.55 and 48,484.17

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Solution

The fourth proportional to 86,209.92, 118,968.55 and 48,484.17 is: 66,907.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,209.92 : 118,968.55 = 48,484.17 : x
  2. Step 2: Convert to fraction form
    86,209.92/118,968.55 = 48,484.17/x
  3. Step 3: Cross multiply
    86,209.92x = 118,968.55 × 48,484.17
  4. Step 4: Simplify right side
    86,209.92x = 5,768,091,281.64
  5. Step 5: Solve for x
    x = 5,768,091,281.64/86,209.92
  6. Step 6: Final answer
    x = 66,907.51

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