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Finding the Fourth Proportional to 316,789.04, 475,254.48 and 106,421.24

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Solution

The fourth proportional to 316,789.04, 475,254.48 and 106,421.24 is: 159,655.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,789.04 : 475,254.48 = 106,421.24 : x
  2. Step 2: Convert to fraction form
    316,789.04/475,254.48 = 106,421.24/x
  3. Step 3: Cross multiply
    316,789.04x = 475,254.48 × 106,421.24
  4. Step 4: Simplify right side
    316,789.04x = 50,577,171,077.16
  5. Step 5: Solve for x
    x = 50,577,171,077.16/316,789.04
  6. Step 6: Final answer
    x = 159,655.68

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