Home / 75,529.46-113,324.87-38,100.38

Finding the Fourth Proportional to 75,529.46, 113,324.87 and 38,100.38

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Solution

The fourth proportional to 75,529.46, 113,324.87 and 38,100.38 is: 57,166.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,529.46 : 113,324.87 = 38,100.38 : x
  2. Step 2: Convert to fraction form
    75,529.46/113,324.87 = 38,100.38/x
  3. Step 3: Cross multiply
    75,529.46x = 113,324.87 × 38,100.38
  4. Step 4: Simplify right side
    75,529.46x = 4,317,720,139.08
  5. Step 5: Solve for x
    x = 4,317,720,139.08/75,529.46
  6. Step 6: Final answer
    x = 57,166.04

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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.