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Finding the Fourth Proportional to 105,625.92, 145,763.77 and 60,913.92

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Solution

The fourth proportional to 105,625.92, 145,763.77 and 60,913.92 is: 84,061.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,625.92 : 145,763.77 = 60,913.92 : x
  2. Step 2: Convert to fraction form
    105,625.92/145,763.77 = 60,913.92/x
  3. Step 3: Cross multiply
    105,625.92x = 145,763.77 × 60,913.92
  4. Step 4: Simplify right side
    105,625.92x = 8,879,043,031.23
  5. Step 5: Solve for x
    x = 8,879,043,031.23/105,625.92
  6. Step 6: Final answer
    x = 84,061.21

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