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Finding the Fourth Proportional to 170,397.98, 235,083.82 and 102,431.49

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Solution

The fourth proportional to 170,397.98, 235,083.82 and 102,431.49 is: 141,316.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,397.98 : 235,083.82 = 102,431.49 : x
  2. Step 2: Convert to fraction form
    170,397.98/235,083.82 = 102,431.49/x
  3. Step 3: Cross multiply
    170,397.98x = 235,083.82 × 102,431.49
  4. Step 4: Simplify right side
    170,397.98x = 24,079,985,011.91
  5. Step 5: Solve for x
    x = 24,079,985,011.91/170,397.98
  6. Step 6: Final answer
    x = 141,316.14

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