Home / 29,288.05-43,936.37-9,290.87

Finding the Fourth Proportional to 29,288.05, 43,936.37 and 9,290.87

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Solution

The fourth proportional to 29,288.05, 43,936.37 and 9,290.87 is: 13,937.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,288.05 : 43,936.37 = 9,290.87 : x
  2. Step 2: Convert to fraction form
    29,288.05/43,936.37 = 9,290.87/x
  3. Step 3: Cross multiply
    29,288.05x = 43,936.37 × 9,290.87
  4. Step 4: Simplify right side
    29,288.05x = 408,207,101.94
  5. Step 5: Solve for x
    x = 408,207,101.94/29,288.05
  6. Step 6: Final answer
    x = 13,937.67

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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.