Home / 37,180.75-51,310.53-20,414.83

Finding the Fourth Proportional to 37,180.75, 51,310.53 and 20,414.83

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Solution

The fourth proportional to 37,180.75, 51,310.53 and 20,414.83 is: 28,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,180.75 : 51,310.53 = 20,414.83 : x
  2. Step 2: Convert to fraction form
    37,180.75/51,310.53 = 20,414.83/x
  3. Step 3: Cross multiply
    37,180.75x = 51,310.53 × 20,414.83
  4. Step 4: Simplify right side
    37,180.75x = 1,047,495,747.16
  5. Step 5: Solve for x
    x = 1,047,495,747.16/37,180.75
  6. Step 6: Final answer
    x = 28,173.07

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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.