Home / 171,720.96-236,971.39-95,227.72

Finding the Fourth Proportional to 171,720.96, 236,971.39 and 95,227.72

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Solution

The fourth proportional to 171,720.96, 236,971.39 and 95,227.72 is: 131,412.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,720.96 : 236,971.39 = 95,227.72 : x
  2. Step 2: Convert to fraction form
    171,720.96/236,971.39 = 95,227.72/x
  3. Step 3: Cross multiply
    171,720.96x = 236,971.39 × 95,227.72
  4. Step 4: Simplify right side
    171,720.96x = 22,566,244,522.99
  5. Step 5: Solve for x
    x = 22,566,244,522.99/171,720.96
  6. Step 6: Final answer
    x = 131,412.29

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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.