Home / 136,040.31-204,060.20-36,200.52

Finding the Fourth Proportional to 136,040.31, 204,060.20 and 36,200.52

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Solution

The fourth proportional to 136,040.31, 204,060.20 and 36,200.52 is: 54,300.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,040.31 : 204,060.20 = 36,200.52 : x
  2. Step 2: Convert to fraction form
    136,040.31/204,060.20 = 36,200.52/x
  3. Step 3: Cross multiply
    136,040.31x = 204,060.20 × 36,200.52
  4. Step 4: Simplify right side
    136,040.31x = 7,387,085,170.30
  5. Step 5: Solve for x
    x = 7,387,085,170.30/136,040.31
  6. Step 6: Final answer
    x = 54,300.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.