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Finding the Fourth Proportional to 83,039.94, 124,462.41 and 38,572.98

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Solution

The fourth proportional to 83,039.94, 124,462.41 and 38,572.98 is: 57,814.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,039.94 : 124,462.41 = 38,572.98 : x
  2. Step 2: Convert to fraction form
    83,039.94/124,462.41 = 38,572.98/x
  3. Step 3: Cross multiply
    83,039.94x = 124,462.41 × 38,572.98
  4. Step 4: Simplify right side
    83,039.94x = 4,800,886,051.68
  5. Step 5: Solve for x
    x = 4,800,886,051.68/83,039.94
  6. Step 6: Final answer
    x = 57,814.18

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