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Finding the Fourth Proportional to 7,955.60, 10,973.68 and 4,888.11

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Solution

The fourth proportional to 7,955.60, 10,973.68 and 4,888.11 is: 6,742.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,955.60 : 10,973.68 = 4,888.11 : x
  2. Step 2: Convert to fraction form
    7,955.60/10,973.68 = 4,888.11/x
  3. Step 3: Cross multiply
    7,955.60x = 10,973.68 × 4,888.11
  4. Step 4: Simplify right side
    7,955.60x = 53,640,554.94
  5. Step 5: Solve for x
    x = 53,640,554.94/7,955.60
  6. Step 6: Final answer
    x = 6,742.49

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