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Finding the Fourth Proportional to 57,409,900.40, 86,131,439.40 and 17,021,356.40

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Solution

The fourth proportional to 57,409,900.40, 86,131,439.40 and 17,021,356.40 is: 25,536,952.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,409,900.40 : 86,131,439.40 = 17,021,356.40 : x
  2. Step 2: Convert to fraction form
    57,409,900.40/86,131,439.40 = 17,021,356.40/x
  3. Step 3: Cross multiply
    57,409,900.40x = 86,131,439.40 × 17,021,356.40
  4. Step 4: Simplify right side
    57,409,900.40x = 1,466,073,927,272,402.25
  5. Step 5: Solve for x
    x = 1,466,073,927,272,402.25/57,409,900.40
  6. Step 6: Final answer
    x = 25,536,952.98

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