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Finding the Fourth Proportional to 37,720.86, 52,055.66 and 20,726.17

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Solution

The fourth proportional to 37,720.86, 52,055.66 and 20,726.17 is: 28,602.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,720.86 : 52,055.66 = 20,726.17 : x
  2. Step 2: Convert to fraction form
    37,720.86/52,055.66 = 20,726.17/x
  3. Step 3: Cross multiply
    37,720.86x = 52,055.66 × 20,726.17
  4. Step 4: Simplify right side
    37,720.86x = 1,078,914,198.34
  5. Step 5: Solve for x
    x = 1,078,914,198.34/37,720.86
  6. Step 6: Final answer
    x = 28,602.59

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