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Finding the Fourth Proportional to 104,588.72, 144,332.43 and 56,842.18

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Solution

The fourth proportional to 104,588.72, 144,332.43 and 56,842.18 is: 78,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,588.72 : 144,332.43 = 56,842.18 : x
  2. Step 2: Convert to fraction form
    104,588.72/144,332.43 = 56,842.18/x
  3. Step 3: Cross multiply
    104,588.72x = 144,332.43 × 56,842.18
  4. Step 4: Simplify right side
    104,588.72x = 8,204,170,117.58
  5. Step 5: Solve for x
    x = 8,204,170,117.58/104,588.72
  6. Step 6: Final answer
    x = 78,442.21

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