Home / 215,734.22-323,747.12-75,494.06

Finding the Fourth Proportional to 215,734.22, 323,747.12 and 75,494.06

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Solution

The fourth proportional to 215,734.22, 323,747.12 and 75,494.06 is: 113,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,734.22 : 323,747.12 = 75,494.06 : x
  2. Step 2: Convert to fraction form
    215,734.22/323,747.12 = 75,494.06/x
  3. Step 3: Cross multiply
    215,734.22x = 323,747.12 × 75,494.06
  4. Step 4: Simplify right side
    215,734.22x = 24,440,983,072.11
  5. Step 5: Solve for x
    x = 24,440,983,072.11/215,734.22
  6. Step 6: Final answer
    x = 113,292.10

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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.