Home / 156,786.58-235,195.42-50,143.74

Finding the Fourth Proportional to 156,786.58, 235,195.42 and 50,143.74

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Solution

The fourth proportional to 156,786.58, 235,195.42 and 50,143.74 is: 75,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,786.58 : 235,195.42 = 50,143.74 : x
  2. Step 2: Convert to fraction form
    156,786.58/235,195.42 = 50,143.74/x
  3. Step 3: Cross multiply
    156,786.58x = 235,195.42 × 50,143.74
  4. Step 4: Simplify right side
    156,786.58x = 11,793,577,989.67
  5. Step 5: Solve for x
    x = 11,793,577,989.67/156,786.58
  6. Step 6: Final answer
    x = 75,220.58

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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.