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Finding the Fourth Proportional to 76,110.92, 105,133.48 and 58,424.48

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Solution

The fourth proportional to 76,110.92, 105,133.48 and 58,424.48 is: 80,702.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,110.92 : 105,133.48 = 58,424.48 : x
  2. Step 2: Convert to fraction form
    76,110.92/105,133.48 = 58,424.48/x
  3. Step 3: Cross multiply
    76,110.92x = 105,133.48 × 58,424.48
  4. Step 4: Simplify right side
    76,110.92x = 6,142,368,899.59
  5. Step 5: Solve for x
    x = 6,142,368,899.59/76,110.92
  6. Step 6: Final answer
    x = 80,702.86

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