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Finding the Fourth Proportional to 52,307.14, 78,477.12 and 17,271.40

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Solution

The fourth proportional to 52,307.14, 78,477.12 and 17,271.40 is: 25,912.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,307.14 : 78,477.12 = 17,271.40 : x
  2. Step 2: Convert to fraction form
    52,307.14/78,477.12 = 17,271.40/x
  3. Step 3: Cross multiply
    52,307.14x = 78,477.12 × 17,271.40
  4. Step 4: Simplify right side
    52,307.14x = 1,355,409,730.37
  5. Step 5: Solve for x
    x = 1,355,409,730.37/52,307.14
  6. Step 6: Final answer
    x = 25,912.52

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