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Finding the Fourth Proportional to 78,456.74, 108,298.06 and 46,625.26

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Solution

The fourth proportional to 78,456.74, 108,298.06 and 46,625.26 is: 64,359.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,456.74 : 108,298.06 = 46,625.26 : x
  2. Step 2: Convert to fraction form
    78,456.74/108,298.06 = 46,625.26/x
  3. Step 3: Cross multiply
    78,456.74x = 108,298.06 × 46,625.26
  4. Step 4: Simplify right side
    78,456.74x = 5,049,425,205.00
  5. Step 5: Solve for x
    x = 5,049,425,205.00/78,456.74
  6. Step 6: Final answer
    x = 64,359.36

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