Home / 551,132.37-826,449.21-196,155.81

Finding the Fourth Proportional to 551,132.37, 826,449.21 and 196,155.81

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Solution

The fourth proportional to 551,132.37, 826,449.21 and 196,155.81 is: 294,144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,132.37 : 826,449.21 = 196,155.81 : x
  2. Step 2: Convert to fraction form
    551,132.37/826,449.21 = 196,155.81/x
  3. Step 3: Cross multiply
    551,132.37x = 826,449.21 × 196,155.81
  4. Step 4: Simplify right side
    551,132.37x = 162,112,814,211.41
  5. Step 5: Solve for x
    x = 162,112,814,211.41/551,132.37
  6. Step 6: Final answer
    x = 294,144.97

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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.