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Finding the Fourth Proportional to 83,158.96, 124,792.92 and 30,568.72

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Solution

The fourth proportional to 83,158.96, 124,792.92 and 30,568.72 is: 45,873.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,158.96 : 124,792.92 = 30,568.72 : x
  2. Step 2: Convert to fraction form
    83,158.96/124,792.92 = 30,568.72/x
  3. Step 3: Cross multiply
    83,158.96x = 124,792.92 × 30,568.72
  4. Step 4: Simplify right side
    83,158.96x = 3,814,759,829.46
  5. Step 5: Solve for x
    x = 3,814,759,829.46/83,158.96
  6. Step 6: Final answer
    x = 45,873.11

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