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Finding the Fourth Proportional to 104,446.32, 144,134.96 and 56,699.64

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Solution

The fourth proportional to 104,446.32, 144,134.96 and 56,699.64 is: 78,244.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,446.32 : 144,134.96 = 56,699.64 : x
  2. Step 2: Convert to fraction form
    104,446.32/144,134.96 = 56,699.64/x
  3. Step 3: Cross multiply
    104,446.32x = 144,134.96 × 56,699.64
  4. Step 4: Simplify right side
    104,446.32x = 8,172,400,343.41
  5. Step 5: Solve for x
    x = 8,172,400,343.41/104,446.32
  6. Step 6: Final answer
    x = 78,244.98

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