Home / 156,255.45-234,397.04-43,936.65

Finding the Fourth Proportional to 156,255.45, 234,397.04 and 43,936.65

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Solution

The fourth proportional to 156,255.45, 234,397.04 and 43,936.65 is: 65,908.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,255.45 : 234,397.04 = 43,936.65 : x
  2. Step 2: Convert to fraction form
    156,255.45/234,397.04 = 43,936.65/x
  3. Step 3: Cross multiply
    156,255.45x = 234,397.04 × 43,936.65
  4. Step 4: Simplify right side
    156,255.45x = 10,298,620,487.83
  5. Step 5: Solve for x
    x = 10,298,620,487.83/156,255.45
  6. Step 6: Final answer
    x = 65,908.87

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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.