Home / 36,114.63-54,168.45-11,147.95

Finding the Fourth Proportional to 36,114.63, 54,168.45 and 11,147.95

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Solution

The fourth proportional to 36,114.63, 54,168.45 and 11,147.95 is: 16,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,114.63 : 54,168.45 = 11,147.95 : x
  2. Step 2: Convert to fraction form
    36,114.63/54,168.45 = 11,147.95/x
  3. Step 3: Cross multiply
    36,114.63x = 54,168.45 × 11,147.95
  4. Step 4: Simplify right side
    36,114.63x = 603,867,172.18
  5. Step 5: Solve for x
    x = 603,867,172.18/36,114.63
  6. Step 6: Final answer
    x = 16,720.85

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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.