Home / 136,024.20-203,835.42-65,819.88

Finding the Fourth Proportional to 136,024.20, 203,835.42 and 65,819.88

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Solution

The fourth proportional to 136,024.20, 203,835.42 and 65,819.88 is: 98,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,024.20 : 203,835.42 = 65,819.88 : x
  2. Step 2: Convert to fraction form
    136,024.20/203,835.42 = 65,819.88/x
  3. Step 3: Cross multiply
    136,024.20x = 203,835.42 × 65,819.88
  4. Step 4: Simplify right side
    136,024.20x = 13,416,422,884.15
  5. Step 5: Solve for x
    x = 13,416,422,884.15/136,024.20
  6. Step 6: Final answer
    x = 98,632.62

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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.