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Finding the Fourth Proportional to 119,117.21, 178,291.88 and 65,725.25

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Solution

The fourth proportional to 119,117.21, 178,291.88 and 65,725.25 is: 98,376.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,117.21 : 178,291.88 = 65,725.25 : x
  2. Step 2: Convert to fraction form
    119,117.21/178,291.88 = 65,725.25/x
  3. Step 3: Cross multiply
    119,117.21x = 178,291.88 × 65,725.25
  4. Step 4: Simplify right side
    119,117.21x = 11,718,278,057.34
  5. Step 5: Solve for x
    x = 11,718,278,057.34/119,117.21
  6. Step 6: Final answer
    x = 98,376.03

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