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Finding the Fourth Proportional to 56,997.32, 85,495.96 and 15,444.32

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Solution

The fourth proportional to 56,997.32, 85,495.96 and 15,444.32 is: 23,166.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,997.32 : 85,495.96 = 15,444.32 : x
  2. Step 2: Convert to fraction form
    56,997.32/85,495.96 = 15,444.32/x
  3. Step 3: Cross multiply
    56,997.32x = 85,495.96 × 15,444.32
  4. Step 4: Simplify right side
    56,997.32x = 1,320,426,964.95
  5. Step 5: Solve for x
    x = 1,320,426,964.95/56,997.32
  6. Step 6: Final answer
    x = 23,166.47

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