Home / 161,331.50-222,546.66-96,783.56

Finding the Fourth Proportional to 161,331.50, 222,546.66 and 96,783.56

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Solution

The fourth proportional to 161,331.50, 222,546.66 and 96,783.56 is: 133,506.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,331.50 : 222,546.66 = 96,783.56 : x
  2. Step 2: Convert to fraction form
    161,331.50/222,546.66 = 96,783.56/x
  3. Step 3: Cross multiply
    161,331.50x = 222,546.66 × 96,783.56
  4. Step 4: Simplify right side
    161,331.50x = 21,538,856,908.18
  5. Step 5: Solve for x
    x = 21,538,856,908.18/161,331.50
  6. Step 6: Final answer
    x = 133,506.83

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1.5x scale

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.