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Finding the Fourth Proportional to 52,699.09, 72,724.21 and 28,826.23

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Solution

The fourth proportional to 52,699.09, 72,724.21 and 28,826.23 is: 39,779.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,699.09 : 72,724.21 = 28,826.23 : x
  2. Step 2: Convert to fraction form
    52,699.09/72,724.21 = 28,826.23/x
  3. Step 3: Cross multiply
    52,699.09x = 72,724.21 × 28,826.23
  4. Step 4: Simplify right side
    52,699.09x = 2,096,364,804.03
  5. Step 5: Solve for x
    x = 2,096,364,804.03/52,699.09
  6. Step 6: Final answer
    x = 39,779.91

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