Home / 240,581.26-331,988.37-133,144.90

Finding the Fourth Proportional to 240,581.26, 331,988.37 and 133,144.90

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Solution

The fourth proportional to 240,581.26, 331,988.37 and 133,144.90 is: 183,732.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,581.26 : 331,988.37 = 133,144.90 : x
  2. Step 2: Convert to fraction form
    240,581.26/331,988.37 = 133,144.90/x
  3. Step 3: Cross multiply
    240,581.26x = 331,988.37 × 133,144.90
  4. Step 4: Simplify right side
    240,581.26x = 44,202,558,324.81
  5. Step 5: Solve for x
    x = 44,202,558,324.81/240,581.26
  6. Step 6: Final answer
    x = 183,732.34

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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.