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Finding the Fourth Proportional to 104,041.90, 143,576.76 and 56,294.20

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Solution

The fourth proportional to 104,041.90, 143,576.76 and 56,294.20 is: 77,685.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,041.90 : 143,576.76 = 56,294.20 : x
  2. Step 2: Convert to fraction form
    104,041.90/143,576.76 = 56,294.20/x
  3. Step 3: Cross multiply
    104,041.90x = 143,576.76 × 56,294.20
  4. Step 4: Simplify right side
    104,041.90x = 8,082,538,842.79
  5. Step 5: Solve for x
    x = 8,082,538,842.79/104,041.90
  6. Step 6: Final answer
    x = 77,685.42

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