Home / 38,530.70-57,716.06-35,727.89

Finding the Fourth Proportional to 38,530.70, 57,716.06 and 35,727.89

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Solution

The fourth proportional to 38,530.70, 57,716.06 and 35,727.89 is: 53,517.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,530.70 : 57,716.06 = 35,727.89 : x
  2. Step 2: Convert to fraction form
    38,530.70/57,716.06 = 35,727.89/x
  3. Step 3: Cross multiply
    38,530.70x = 57,716.06 × 35,727.89
  4. Step 4: Simplify right side
    38,530.70x = 2,062,073,008.56
  5. Step 5: Solve for x
    x = 2,062,073,008.56/38,530.70
  6. Step 6: Final answer
    x = 53,517.67

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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.