Home / 161,508.28-242,270.79-49,179.82

Finding the Fourth Proportional to 161,508.28, 242,270.79 and 49,179.82

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Solution

The fourth proportional to 161,508.28, 242,270.79 and 49,179.82 is: 73,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,508.28 : 242,270.79 = 49,179.82 : x
  2. Step 2: Convert to fraction form
    161,508.28/242,270.79 = 49,179.82/x
  3. Step 3: Cross multiply
    161,508.28x = 242,270.79 × 49,179.82
  4. Step 4: Simplify right side
    161,508.28x = 11,914,833,843.46
  5. Step 5: Solve for x
    x = 11,914,833,843.46/161,508.28
  6. Step 6: Final answer
    x = 73,772.28

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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.