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Finding the Fourth Proportional to 77,349.92, 106,718.91 and 43,353.69

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Solution

The fourth proportional to 77,349.92, 106,718.91 and 43,353.69 is: 59,814.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,349.92 : 106,718.91 = 43,353.69 : x
  2. Step 2: Convert to fraction form
    77,349.92/106,718.91 = 43,353.69/x
  3. Step 3: Cross multiply
    77,349.92x = 106,718.91 × 43,353.69
  4. Step 4: Simplify right side
    77,349.92x = 4,626,658,541.28
  5. Step 5: Solve for x
    x = 4,626,658,541.28/77,349.92
  6. Step 6: Final answer
    x = 59,814.66

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