Home / 37,756.07-52,103.58-20,761.41

Finding the Fourth Proportional to 37,756.07, 52,103.58 and 20,761.41

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Solution

The fourth proportional to 37,756.07, 52,103.58 and 20,761.41 is: 28,650.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,756.07 : 52,103.58 = 20,761.41 : x
  2. Step 2: Convert to fraction form
    37,756.07/52,103.58 = 20,761.41/x
  3. Step 3: Cross multiply
    37,756.07x = 52,103.58 × 20,761.41
  4. Step 4: Simplify right side
    37,756.07x = 1,081,743,904.38
  5. Step 5: Solve for x
    x = 1,081,743,904.38/37,756.07
  6. Step 6: Final answer
    x = 28,650.86

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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.