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Finding the Fourth Proportional to 20,752.56, 31,123.16 and 5,957.52

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Solution

The fourth proportional to 20,752.56, 31,123.16 and 5,957.52 is: 8,934.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,752.56 : 31,123.16 = 5,957.52 : x
  2. Step 2: Convert to fraction form
    20,752.56/31,123.16 = 5,957.52/x
  3. Step 3: Cross multiply
    20,752.56x = 31,123.16 × 5,957.52
  4. Step 4: Simplify right side
    20,752.56x = 185,416,848.16
  5. Step 5: Solve for x
    x = 185,416,848.16/20,752.56
  6. Step 6: Final answer
    x = 8,934.65

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