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Finding the Fourth Proportional to 77,842.53, 116,780.21 and 25,247.93

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Solution

The fourth proportional to 77,842.53, 116,780.21 and 25,247.93 is: 37,877.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,842.53 : 116,780.21 = 25,247.93 : x
  2. Step 2: Convert to fraction form
    77,842.53/116,780.21 = 25,247.93/x
  3. Step 3: Cross multiply
    77,842.53x = 116,780.21 × 25,247.93
  4. Step 4: Simplify right side
    77,842.53x = 2,948,457,857.32
  5. Step 5: Solve for x
    x = 2,948,457,857.32/77,842.53
  6. Step 6: Final answer
    x = 37,877.21

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