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Finding the Fourth Proportional to 56,826.79, 85,249.71 and 17,374.66

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Solution

The fourth proportional to 56,826.79, 85,249.71 and 17,374.66 is: 26,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,826.79 : 85,249.71 = 17,374.66 : x
  2. Step 2: Convert to fraction form
    56,826.79/85,249.71 = 17,374.66/x
  3. Step 3: Cross multiply
    56,826.79x = 85,249.71 × 17,374.66
  4. Step 4: Simplify right side
    56,826.79x = 1,481,184,726.35
  5. Step 5: Solve for x
    x = 1,481,184,726.35/56,826.79
  6. Step 6: Final answer
    x = 26,064.90

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