Home / 161,487.36-222,621.57-113,592.06

Finding the Fourth Proportional to 161,487.36, 222,621.57 and 113,592.06

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Solution

The fourth proportional to 161,487.36, 222,621.57 and 113,592.06 is: 156,594.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,487.36 : 222,621.57 = 113,592.06 : x
  2. Step 2: Convert to fraction form
    161,487.36/222,621.57 = 113,592.06/x
  3. Step 3: Cross multiply
    161,487.36x = 222,621.57 × 113,592.06
  4. Step 4: Simplify right side
    161,487.36x = 25,288,042,736.73
  5. Step 5: Solve for x
    x = 25,288,042,736.73/161,487.36
  6. Step 6: Final answer
    x = 156,594.56

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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.