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Finding the Fourth Proportional to 47,978.22, 66,210.06 and 26,758.86

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Solution

The fourth proportional to 47,978.22, 66,210.06 and 26,758.86 is: 36,927.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,978.22 : 66,210.06 = 26,758.86 : x
  2. Step 2: Convert to fraction form
    47,978.22/66,210.06 = 26,758.86/x
  3. Step 3: Cross multiply
    47,978.22x = 66,210.06 × 26,758.86
  4. Step 4: Simplify right side
    47,978.22x = 1,771,705,427.67
  5. Step 5: Solve for x
    x = 1,771,705,427.67/47,978.22
  6. Step 6: Final answer
    x = 36,927.28

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