Home / 83,806.22-125,709.01-33,885.72

Finding the Fourth Proportional to 83,806.22, 125,709.01 and 33,885.72

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Solution

The fourth proportional to 83,806.22, 125,709.01 and 33,885.72 is: 50,828.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,806.22 : 125,709.01 = 33,885.72 : x
  2. Step 2: Convert to fraction form
    83,806.22/125,709.01 = 33,885.72/x
  3. Step 3: Cross multiply
    83,806.22x = 125,709.01 × 33,885.72
  4. Step 4: Simplify right side
    83,806.22x = 4,259,740,229.62
  5. Step 5: Solve for x
    x = 4,259,740,229.62/83,806.22
  6. Step 6: Final answer
    x = 50,828.45

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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.