Home / 215,763.40-323,593.24-110,528.20

Finding the Fourth Proportional to 215,763.40, 323,593.24 and 110,528.20

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Solution

The fourth proportional to 215,763.40, 323,593.24 and 110,528.20 is: 165,765.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,763.40 : 323,593.24 = 110,528.20 : x
  2. Step 2: Convert to fraction form
    215,763.40/323,593.24 = 110,528.20/x
  3. Step 3: Cross multiply
    215,763.40x = 323,593.24 × 110,528.20
  4. Step 4: Simplify right side
    215,763.40x = 35,766,178,349.37
  5. Step 5: Solve for x
    x = 35,766,178,349.37/215,763.40
  6. Step 6: Final answer
    x = 165,765.73

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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.