Home / 171,481.70-236,565.96-111,072.50

Finding the Fourth Proportional to 171,481.70, 236,565.96 and 111,072.50

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Solution

The fourth proportional to 171,481.70, 236,565.96 and 111,072.50 is: 153,229.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,481.70 : 236,565.96 = 111,072.50 : x
  2. Step 2: Convert to fraction form
    171,481.70/236,565.96 = 111,072.50/x
  3. Step 3: Cross multiply
    171,481.70x = 236,565.96 × 111,072.50
  4. Step 4: Simplify right side
    171,481.70x = 26,275,972,592.10
  5. Step 5: Solve for x
    x = 26,275,972,592.10/171,481.70
  6. Step 6: Final answer
    x = 153,229.02

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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.