Home / 37,755.17-52,103.47-20,760.71

Finding the Fourth Proportional to 37,755.17, 52,103.47 and 20,760.71

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Solution

The fourth proportional to 37,755.17, 52,103.47 and 20,760.71 is: 28,650.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,755.17 : 52,103.47 = 20,760.71 : x
  2. Step 2: Convert to fraction form
    37,755.17/52,103.47 = 20,760.71/x
  3. Step 3: Cross multiply
    37,755.17x = 52,103.47 × 20,760.71
  4. Step 4: Simplify right side
    37,755.17x = 1,081,704,770.15
  5. Step 5: Solve for x
    x = 1,081,704,770.15/37,755.17
  6. Step 6: Final answer
    x = 28,650.51

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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.