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Finding the Fourth Proportional to 17,045.74, 25,558.45 and 7,042.71

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Solution

The fourth proportional to 17,045.74, 25,558.45 and 7,042.71 is: 10,559.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,045.74 : 25,558.45 = 7,042.71 : x
  2. Step 2: Convert to fraction form
    17,045.74/25,558.45 = 7,042.71/x
  3. Step 3: Cross multiply
    17,045.74x = 25,558.45 × 7,042.71
  4. Step 4: Simplify right side
    17,045.74x = 180,000,869.25
  5. Step 5: Solve for x
    x = 180,000,869.25/17,045.74
  6. Step 6: Final answer
    x = 10,559.87

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