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Finding the Fourth Proportional to 124,501.19, 186,939.90 and 99,466.92

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Solution

The fourth proportional to 124,501.19, 186,939.90 and 99,466.92 is: 149,350.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,501.19 : 186,939.90 = 99,466.92 : x
  2. Step 2: Convert to fraction form
    124,501.19/186,939.90 = 99,466.92/x
  3. Step 3: Cross multiply
    124,501.19x = 186,939.90 × 99,466.92
  4. Step 4: Simplify right side
    124,501.19x = 18,594,336,078.11
  5. Step 5: Solve for x
    x = 18,594,336,078.11/124,501.19
  6. Step 6: Final answer
    x = 149,350.68

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