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Finding the Fourth Proportional to 203,611.17, 280,973.90 and 112,966.17

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Solution

The fourth proportional to 203,611.17, 280,973.90 and 112,966.17 is: 155,888.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,611.17 : 280,973.90 = 112,966.17 : x
  2. Step 2: Convert to fraction form
    203,611.17/280,973.90 = 112,966.17/x
  3. Step 3: Cross multiply
    203,611.17x = 280,973.90 × 112,966.17
  4. Step 4: Simplify right side
    203,611.17x = 31,740,544,788.13
  5. Step 5: Solve for x
    x = 31,740,544,788.13/203,611.17
  6. Step 6: Final answer
    x = 155,888.03

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