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Finding the Fourth Proportional to 79,621.95, 109,875.00 and 43,323.55

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Solution

The fourth proportional to 79,621.95, 109,875.00 and 43,323.55 is: 59,784.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,621.95 : 109,875.00 = 43,323.55 : x
  2. Step 2: Convert to fraction form
    79,621.95/109,875.00 = 43,323.55/x
  3. Step 3: Cross multiply
    79,621.95x = 109,875.00 × 43,323.55
  4. Step 4: Simplify right side
    79,621.95x = 4,760,174,545.82
  5. Step 5: Solve for x
    x = 4,760,174,545.82/79,621.95
  6. Step 6: Final answer
    x = 59,784.70

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