Home / 37,755.18-52,102.19-20,759.71

Finding the Fourth Proportional to 37,755.18, 52,102.19 and 20,759.71

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Solution

The fourth proportional to 37,755.18, 52,102.19 and 20,759.71 is: 28,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,755.18 : 52,102.19 = 20,759.71 : x
  2. Step 2: Convert to fraction form
    37,755.18/52,102.19 = 20,759.71/x
  3. Step 3: Cross multiply
    37,755.18x = 52,102.19 × 20,759.71
  4. Step 4: Simplify right side
    37,755.18x = 1,081,626,120.71
  5. Step 5: Solve for x
    x = 1,081,626,120.71/37,755.18
  6. Step 6: Final answer
    x = 28,648.42

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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.