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Finding the Fourth Proportional to 51,775.52, 77,607.86 and 26,790.40

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Solution

The fourth proportional to 51,775.52, 77,607.86 and 26,790.40 is: 40,156.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,775.52 : 77,607.86 = 26,790.40 : x
  2. Step 2: Convert to fraction form
    51,775.52/77,607.86 = 26,790.40/x
  3. Step 3: Cross multiply
    51,775.52x = 77,607.86 × 26,790.40
  4. Step 4: Simplify right side
    51,775.52x = 2,079,145,612.54
  5. Step 5: Solve for x
    x = 2,079,145,612.54/51,775.52
  6. Step 6: Final answer
    x = 40,156.92

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