Home / 161,835.88-242,753.82-106,418.92

Finding the Fourth Proportional to 161,835.88, 242,753.82 and 106,418.92

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Solution

The fourth proportional to 161,835.88, 242,753.82 and 106,418.92 is: 159,628.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,835.88 : 242,753.82 = 106,418.92 : x
  2. Step 2: Convert to fraction form
    161,835.88/242,753.82 = 106,418.92/x
  3. Step 3: Cross multiply
    161,835.88x = 242,753.82 × 106,418.92
  4. Step 4: Simplify right side
    161,835.88x = 25,833,599,350.27
  5. Step 5: Solve for x
    x = 25,833,599,350.27/161,835.88
  6. Step 6: Final answer
    x = 159,628.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.