Home / 161,284.44-222,559.92-89,660.10

Finding the Fourth Proportional to 161,284.44, 222,559.92 and 89,660.10

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Solution

The fourth proportional to 161,284.44, 222,559.92 and 89,660.10 is: 123,723.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,284.44 : 222,559.92 = 89,660.10 : x
  2. Step 2: Convert to fraction form
    161,284.44/222,559.92 = 89,660.10/x
  3. Step 3: Cross multiply
    161,284.44x = 222,559.92 × 89,660.10
  4. Step 4: Simplify right side
    161,284.44x = 19,954,744,683.19
  5. Step 5: Solve for x
    x = 19,954,744,683.19/161,284.44
  6. Step 6: Final answer
    x = 123,723.93

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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.