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Finding the Fourth Proportional to 168,701.31, 232,800.93 and 97,083.90

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Solution

The fourth proportional to 168,701.31, 232,800.93 and 97,083.90 is: 133,971.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,701.31 : 232,800.93 = 97,083.90 : x
  2. Step 2: Convert to fraction form
    168,701.31/232,800.93 = 97,083.90/x
  3. Step 3: Cross multiply
    168,701.31x = 232,800.93 × 97,083.90
  4. Step 4: Simplify right side
    168,701.31x = 22,601,222,208.03
  5. Step 5: Solve for x
    x = 22,601,222,208.03/168,701.31
  6. Step 6: Final answer
    x = 133,971.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.