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Finding the Fourth Proportional to 56,240.16, 77,580.72 and 36,074.61

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Solution

The fourth proportional to 56,240.16, 77,580.72 and 36,074.61 is: 49,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,240.16 : 77,580.72 = 36,074.61 : x
  2. Step 2: Convert to fraction form
    56,240.16/77,580.72 = 36,074.61/x
  3. Step 3: Cross multiply
    56,240.16x = 77,580.72 × 36,074.61
  4. Step 4: Simplify right side
    56,240.16x = 2,798,694,217.52
  5. Step 5: Solve for x
    x = 2,798,694,217.52/56,240.16
  6. Step 6: Final answer
    x = 49,763.27

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