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Finding the Fourth Proportional to 37,424.62, 51,645.84 and 20,657.50

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Solution

The fourth proportional to 37,424.62, 51,645.84 and 20,657.50 is: 28,507.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,424.62 : 51,645.84 = 20,657.50 : x
  2. Step 2: Convert to fraction form
    37,424.62/51,645.84 = 20,657.50/x
  3. Step 3: Cross multiply
    37,424.62x = 51,645.84 × 20,657.50
  4. Step 4: Simplify right side
    37,424.62x = 1,066,873,939.80
  5. Step 5: Solve for x
    x = 1,066,873,939.80/37,424.62
  6. Step 6: Final answer
    x = 28,507.28

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