Home / 240,239.10-331,504.58-132,791.78

Finding the Fourth Proportional to 240,239.10, 331,504.58 and 132,791.78

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Solution

The fourth proportional to 240,239.10, 331,504.58 and 132,791.78 is: 183,238.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,239.10 : 331,504.58 = 132,791.78 : x
  2. Step 2: Convert to fraction form
    240,239.10/331,504.58 = 132,791.78/x
  3. Step 3: Cross multiply
    240,239.10x = 331,504.58 × 132,791.78
  4. Step 4: Simplify right side
    240,239.10x = 44,021,083,256.35
  5. Step 5: Solve for x
    x = 44,021,083,256.35/240,239.10
  6. Step 6: Final answer
    x = 183,238.63

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1.5x scale

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.