Home / 36,372.29-54,487.49-20,529.38

Finding the Fourth Proportional to 36,372.29, 54,487.49 and 20,529.38

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Solution

The fourth proportional to 36,372.29, 54,487.49 and 20,529.38 is: 30,754.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,372.29 : 54,487.49 = 20,529.38 : x
  2. Step 2: Convert to fraction form
    36,372.29/54,487.49 = 20,529.38/x
  3. Step 3: Cross multiply
    36,372.29x = 54,487.49 × 20,529.38
  4. Step 4: Simplify right side
    36,372.29x = 1,118,594,421.03
  5. Step 5: Solve for x
    x = 1,118,594,421.03/36,372.29
  6. Step 6: Final answer
    x = 30,754.03

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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.