Home / 37,755.14-52,102.12-20,759.66

Finding the Fourth Proportional to 37,755.14, 52,102.12 and 20,759.66

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Solution

The fourth proportional to 37,755.14, 52,102.12 and 20,759.66 is: 28,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,755.14 : 52,102.12 = 20,759.66 : x
  2. Step 2: Convert to fraction form
    37,755.14/52,102.12 = 20,759.66/x
  3. Step 3: Cross multiply
    37,755.14x = 52,102.12 × 20,759.66
  4. Step 4: Simplify right side
    37,755.14x = 1,081,622,452.68
  5. Step 5: Solve for x
    x = 1,081,622,452.68/37,755.14
  6. Step 6: Final answer
    x = 28,648.35

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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.