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Finding the Fourth Proportional to 50,792.40, 70,018.92 and 35,639.28

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Solution

The fourth proportional to 50,792.40, 70,018.92 and 35,639.28 is: 49,129.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,792.40 : 70,018.92 = 35,639.28 : x
  2. Step 2: Convert to fraction form
    50,792.40/70,018.92 = 35,639.28/x
  3. Step 3: Cross multiply
    50,792.40x = 70,018.92 × 35,639.28
  4. Step 4: Simplify right side
    50,792.40x = 2,495,423,895.18
  5. Step 5: Solve for x
    x = 2,495,423,895.18/50,792.40
  6. Step 6: Final answer
    x = 49,129.87

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