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Finding the Fourth Proportional to 37,458.02, 51,691.91 and 20,691.02

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Solution

The fourth proportional to 37,458.02, 51,691.91 and 20,691.02 is: 28,553.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,458.02 : 51,691.91 = 20,691.02 : x
  2. Step 2: Convert to fraction form
    37,458.02/51,691.91 = 20,691.02/x
  3. Step 3: Cross multiply
    37,458.02x = 51,691.91 × 20,691.02
  4. Step 4: Simplify right side
    37,458.02x = 1,069,558,343.65
  5. Step 5: Solve for x
    x = 1,069,558,343.65/37,458.02
  6. Step 6: Final answer
    x = 28,553.52

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