Home / 120,504.20-180,755.39-36,264

Finding the Fourth Proportional to 120,504.20, 180,755.39 and 36,264

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Solution

The fourth proportional to 120,504.20, 180,755.39 and 36,264 is: 54,395.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,504.20 : 180,755.39 = 36,264 : x
  2. Step 2: Convert to fraction form
    120,504.20/180,755.39 = 36,264/x
  3. Step 3: Cross multiply
    120,504.20x = 180,755.39 × 36,264
  4. Step 4: Simplify right side
    120,504.20x = 6,554,913,462.96
  5. Step 5: Solve for x
    x = 6,554,913,462.96/120,504.20
  6. Step 6: Final answer
    x = 54,395.73

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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.