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Finding the Fourth Proportional to 169,331.37, 233,687.82 and 93,879.87

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Solution

The fourth proportional to 169,331.37, 233,687.82 and 93,879.87 is: 129,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,331.37 : 233,687.82 = 93,879.87 : x
  2. Step 2: Convert to fraction form
    169,331.37/233,687.82 = 93,879.87/x
  3. Step 3: Cross multiply
    169,331.37x = 233,687.82 × 93,879.87
  4. Step 4: Simplify right side
    169,331.37x = 21,938,582,162.18
  5. Step 5: Solve for x
    x = 21,938,582,162.18/169,331.37
  6. Step 6: Final answer
    x = 129,560.06

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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.