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Finding the Fourth Proportional to 51,656.20, 77,493.44 and 26,689.32

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Solution

The fourth proportional to 51,656.20, 77,493.44 and 26,689.32 is: 40,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,656.20 : 77,493.44 = 26,689.32 : x
  2. Step 2: Convert to fraction form
    51,656.20/77,493.44 = 26,689.32/x
  3. Step 3: Cross multiply
    51,656.20x = 77,493.44 × 26,689.32
  4. Step 4: Simplify right side
    51,656.20x = 2,068,247,218.06
  5. Step 5: Solve for x
    x = 2,068,247,218.06/51,656.20
  6. Step 6: Final answer
    x = 40,038.70

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