Home / 84,181.92-126,269.79-25,016.05

Finding the Fourth Proportional to 84,181.92, 126,269.79 and 25,016.05

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Solution

The fourth proportional to 84,181.92, 126,269.79 and 25,016.05 is: 37,523.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,181.92 : 126,269.79 = 25,016.05 : x
  2. Step 2: Convert to fraction form
    84,181.92/126,269.79 = 25,016.05/x
  3. Step 3: Cross multiply
    84,181.92x = 126,269.79 × 25,016.05
  4. Step 4: Simplify right side
    84,181.92x = 3,158,771,380.13
  5. Step 5: Solve for x
    x = 3,158,771,380.13/84,181.92
  6. Step 6: Final answer
    x = 37,523.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.