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Finding the Fourth Proportional to 83,235.93, 124,866.33 and 30,641.42

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Solution

The fourth proportional to 83,235.93, 124,866.33 and 30,641.42 is: 45,966.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,235.93 : 124,866.33 = 30,641.42 : x
  2. Step 2: Convert to fraction form
    83,235.93/124,866.33 = 30,641.42/x
  3. Step 3: Cross multiply
    83,235.93x = 124,866.33 × 30,641.42
  4. Step 4: Simplify right side
    83,235.93x = 3,826,081,661.39
  5. Step 5: Solve for x
    x = 3,826,081,661.39/83,235.93
  6. Step 6: Final answer
    x = 45,966.71

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