Home / 36,121.24-54,176.39-9,828.03

Finding the Fourth Proportional to 36,121.24, 54,176.39 and 9,828.03

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Solution

The fourth proportional to 36,121.24, 54,176.39 and 9,828.03 is: 14,740.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121.24 : 54,176.39 = 9,828.03 : x
  2. Step 2: Convert to fraction form
    36,121.24/54,176.39 = 9,828.03/x
  3. Step 3: Cross multiply
    36,121.24x = 54,176.39 × 9,828.03
  4. Step 4: Simplify right side
    36,121.24x = 532,447,137.07
  5. Step 5: Solve for x
    x = 532,447,137.07/36,121.24
  6. Step 6: Final answer
    x = 14,740.56

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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.