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Finding the Fourth Proportional to 104,447.34, 144,139.09 and 56,700.69

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Solution

The fourth proportional to 104,447.34, 144,139.09 and 56,700.69 is: 78,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,447.34 : 144,139.09 = 56,700.69 : x
  2. Step 2: Convert to fraction form
    104,447.34/144,139.09 = 56,700.69/x
  3. Step 3: Cross multiply
    104,447.34x = 144,139.09 × 56,700.69
  4. Step 4: Simplify right side
    104,447.34x = 8,172,785,575.47
  5. Step 5: Solve for x
    x = 8,172,785,575.47/104,447.34
  6. Step 6: Final answer
    x = 78,247.91

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