Home / 161,201.77-222,463.84-89,584.81

Finding the Fourth Proportional to 161,201.77, 222,463.84 and 89,584.81

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Solution

The fourth proportional to 161,201.77, 222,463.84 and 89,584.81 is: 123,630.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,201.77 : 222,463.84 = 89,584.81 : x
  2. Step 2: Convert to fraction form
    161,201.77/222,463.84 = 89,584.81/x
  3. Step 3: Cross multiply
    161,201.77x = 222,463.84 × 89,584.81
  4. Step 4: Simplify right side
    161,201.77x = 19,929,380,838.27
  5. Step 5: Solve for x
    x = 19,929,380,838.27/161,201.77
  6. Step 6: Final answer
    x = 123,630.04

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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.