Home / 38,682.20-57,908.10-23,091.80

Finding the Fourth Proportional to 38,682.20, 57,908.10 and 23,091.80

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Solution

The fourth proportional to 38,682.20, 57,908.10 and 23,091.80 is: 34,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,682.20 : 57,908.10 = 23,091.80 : x
  2. Step 2: Convert to fraction form
    38,682.20/57,908.10 = 23,091.80/x
  3. Step 3: Cross multiply
    38,682.20x = 57,908.10 × 23,091.80
  4. Step 4: Simplify right side
    38,682.20x = 1,337,202,263.58
  5. Step 5: Solve for x
    x = 1,337,202,263.58/38,682.20
  6. Step 6: Final answer
    x = 34,568.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.