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Finding the Fourth Proportional to 57,281.51, 85,834.49 and 29,159.43

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Solution

The fourth proportional to 57,281.51, 85,834.49 and 29,159.43 is: 43,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,281.51 : 85,834.49 = 29,159.43 : x
  2. Step 2: Convert to fraction form
    57,281.51/85,834.49 = 29,159.43/x
  3. Step 3: Cross multiply
    57,281.51x = 85,834.49 × 29,159.43
  4. Step 4: Simplify right side
    57,281.51x = 2,502,884,335.06
  5. Step 5: Solve for x
    x = 2,502,884,335.06/57,281.51
  6. Step 6: Final answer
    x = 43,694.45

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