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Finding the Fourth Proportional to 76,103.92, 105,123.81 and 58,417.48

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Solution

The fourth proportional to 76,103.92, 105,123.81 and 58,417.48 is: 80,693.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,103.92 : 105,123.81 = 58,417.48 : x
  2. Step 2: Convert to fraction form
    76,103.92/105,123.81 = 58,417.48/x
  3. Step 3: Cross multiply
    76,103.92x = 105,123.81 × 58,417.48
  4. Step 4: Simplify right side
    76,103.92x = 6,141,068,068.20
  5. Step 5: Solve for x
    x = 6,141,068,068.20/76,103.92
  6. Step 6: Final answer
    x = 80,693.19

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