Home / 161,206.64-222,460.72-89,584.84

Finding the Fourth Proportional to 161,206.64, 222,460.72 and 89,584.84

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Solution

The fourth proportional to 161,206.64, 222,460.72 and 89,584.84 is: 123,624.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,206.64 : 222,460.72 = 89,584.84 : x
  2. Step 2: Convert to fraction form
    161,206.64/222,460.72 = 89,584.84/x
  3. Step 3: Cross multiply
    161,206.64x = 222,460.72 × 89,584.84
  4. Step 4: Simplify right side
    161,206.64x = 19,929,108,007.48
  5. Step 5: Solve for x
    x = 19,929,108,007.48/161,206.64
  6. Step 6: Final answer
    x = 123,624.61

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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.