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Finding the Fourth Proportional to 167,129.82, 230,655.72 and 95,520.12

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Solution

The fourth proportional to 167,129.82, 230,655.72 and 95,520.12 is: 131,827.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,129.82 : 230,655.72 = 95,520.12 : x
  2. Step 2: Convert to fraction form
    167,129.82/230,655.72 = 95,520.12/x
  3. Step 3: Cross multiply
    167,129.82x = 230,655.72 × 95,520.12
  4. Step 4: Simplify right side
    167,129.82x = 22,032,262,053.09
  5. Step 5: Solve for x
    x = 22,032,262,053.09/167,129.82
  6. Step 6: Final answer
    x = 131,827.23

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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.