Home / 217,084.44-299,582.37-121,589.04

Finding the Fourth Proportional to 217,084.44, 299,582.37 and 121,589.04

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Solution

The fourth proportional to 217,084.44, 299,582.37 and 121,589.04 is: 167,796.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,084.44 : 299,582.37 = 121,589.04 : x
  2. Step 2: Convert to fraction form
    217,084.44/299,582.37 = 121,589.04/x
  3. Step 3: Cross multiply
    217,084.44x = 299,582.37 × 121,589.04
  4. Step 4: Simplify right side
    217,084.44x = 36,425,932,769.22
  5. Step 5: Solve for x
    x = 36,425,932,769.22/217,084.44
  6. Step 6: Final answer
    x = 167,796.15

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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.