Home / 234,971.20-324,259.16-127,540.29

Finding the Fourth Proportional to 234,971.20, 324,259.16 and 127,540.29

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Solution

The fourth proportional to 234,971.20, 324,259.16 and 127,540.29 is: 176,005.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,971.20 : 324,259.16 = 127,540.29 : x
  2. Step 2: Convert to fraction form
    234,971.20/324,259.16 = 127,540.29/x
  3. Step 3: Cross multiply
    234,971.20x = 324,259.16 × 127,540.29
  4. Step 4: Simplify right side
    234,971.20x = 41,356,107,301.56
  5. Step 5: Solve for x
    x = 41,356,107,301.56/234,971.20
  6. Step 6: Final answer
    x = 176,005.01

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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.