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Finding the Fourth Proportional to 56,697.34, 85,044.12 and 30,453.34

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Solution

The fourth proportional to 56,697.34, 85,044.12 and 30,453.34 is: 45,678.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,697.34 : 85,044.12 = 30,453.34 : x
  2. Step 2: Convert to fraction form
    56,697.34/85,044.12 = 30,453.34/x
  3. Step 3: Cross multiply
    56,697.34x = 85,044.12 × 30,453.34
  4. Step 4: Simplify right side
    56,697.34x = 2,589,877,501.36
  5. Step 5: Solve for x
    x = 2,589,877,501.36/56,697.34
  6. Step 6: Final answer
    x = 45,678.99

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