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Finding the Fourth Proportional to 76,276, 114,280.56 and 52,917.28

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Solution

The fourth proportional to 76,276, 114,280.56 and 52,917.28 is: 79,283.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,276 : 114,280.56 = 52,917.28 : x
  2. Step 2: Convert to fraction form
    76,276/114,280.56 = 52,917.28/x
  3. Step 3: Cross multiply
    76,276x = 114,280.56 × 52,917.28
  4. Step 4: Simplify right side
    76,276x = 6,047,416,392.08
  5. Step 5: Solve for x
    x = 6,047,416,392.08/76,276
  6. Step 6: Final answer
    x = 79,283.34

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