Home / 179,081.67-246,898.49-129,979.19

Finding the Fourth Proportional to 179,081.67, 246,898.49 and 129,979.19

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Solution

The fourth proportional to 179,081.67, 246,898.49 and 129,979.19 is: 179,201.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,081.67 : 246,898.49 = 129,979.19 : x
  2. Step 2: Convert to fraction form
    179,081.67/246,898.49 = 129,979.19/x
  3. Step 3: Cross multiply
    179,081.67x = 246,898.49 × 129,979.19
  4. Step 4: Simplify right side
    179,081.67x = 32,091,665,742.42
  5. Step 5: Solve for x
    x = 32,091,665,742.42/179,081.67
  6. Step 6: Final answer
    x = 179,201.29

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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.