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Finding the Fourth Proportional to 55,176.49, 82,605.16 and 49,478.95

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Solution

The fourth proportional to 55,176.49, 82,605.16 and 49,478.95 is: 74,075.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,176.49 : 82,605.16 = 49,478.95 : x
  2. Step 2: Convert to fraction form
    55,176.49/82,605.16 = 49,478.95/x
  3. Step 3: Cross multiply
    55,176.49x = 82,605.16 × 49,478.95
  4. Step 4: Simplify right side
    55,176.49x = 4,087,216,581.38
  5. Step 5: Solve for x
    x = 4,087,216,581.38/55,176.49
  6. Step 6: Final answer
    x = 74,075.33

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