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Finding the Fourth Proportional to 141,232.40, 211,848.60 and 71,248.40

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Solution

The fourth proportional to 141,232.40, 211,848.60 and 71,248.40 is: 106,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,232.40 : 211,848.60 = 71,248.40 : x
  2. Step 2: Convert to fraction form
    141,232.40/211,848.60 = 71,248.40/x
  3. Step 3: Cross multiply
    141,232.40x = 211,848.60 × 71,248.40
  4. Step 4: Simplify right side
    141,232.40x = 15,093,873,792.24
  5. Step 5: Solve for x
    x = 15,093,873,792.24/141,232.40
  6. Step 6: Final answer
    x = 106,872.60

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