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Finding the Fourth Proportional to 76,575.64, 114,746.22 and 51,522.88

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Solution

The fourth proportional to 76,575.64, 114,746.22 and 51,522.88 is: 77,205.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,575.64 : 114,746.22 = 51,522.88 : x
  2. Step 2: Convert to fraction form
    76,575.64/114,746.22 = 51,522.88/x
  3. Step 3: Cross multiply
    76,575.64x = 114,746.22 × 51,522.88
  4. Step 4: Simplify right side
    76,575.64x = 5,912,055,723.51
  5. Step 5: Solve for x
    x = 5,912,055,723.51/76,575.64
  6. Step 6: Final answer
    x = 77,205.44

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