Home / 243,930.60-365,786.55-110,742.30

Finding the Fourth Proportional to 243,930.60, 365,786.55 and 110,742.30

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Solution

The fourth proportional to 243,930.60, 365,786.55 and 110,742.30 is: 166,063.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,930.60 : 365,786.55 = 110,742.30 : x
  2. Step 2: Convert to fraction form
    243,930.60/365,786.55 = 110,742.30/x
  3. Step 3: Cross multiply
    243,930.60x = 365,786.55 × 110,742.30
  4. Step 4: Simplify right side
    243,930.60x = 40,508,043,856.07
  5. Step 5: Solve for x
    x = 40,508,043,856.07/243,930.60
  6. Step 6: Final answer
    x = 166,063.81

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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.