Home / 37,350.78-51,542.57-20,354.66

Finding the Fourth Proportional to 37,350.78, 51,542.57 and 20,354.66

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Solution

The fourth proportional to 37,350.78, 51,542.57 and 20,354.66 is: 28,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,350.78 : 51,542.57 = 20,354.66 : x
  2. Step 2: Convert to fraction form
    37,350.78/51,542.57 = 20,354.66/x
  3. Step 3: Cross multiply
    37,350.78x = 51,542.57 × 20,354.66
  4. Step 4: Simplify right side
    37,350.78x = 1,049,131,179.28
  5. Step 5: Solve for x
    x = 1,049,131,179.28/37,350.78
  6. Step 6: Final answer
    x = 28,088.61

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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.