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Finding the Fourth Proportional to 283,060.35, 424,240.61 and 142,742.43

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Solution

The fourth proportional to 283,060.35, 424,240.61 and 142,742.43 is: 213,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,060.35 : 424,240.61 = 142,742.43 : x
  2. Step 2: Convert to fraction form
    283,060.35/424,240.61 = 142,742.43/x
  3. Step 3: Cross multiply
    283,060.35x = 424,240.61 × 142,742.43
  4. Step 4: Simplify right side
    283,060.35x = 60,557,134,862.37
  5. Step 5: Solve for x
    x = 60,557,134,862.37/283,060.35
  6. Step 6: Final answer
    x = 213,937.19

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