Home / 541,267.56-812,020.94-162,172.84

Finding the Fourth Proportional to 541,267.56, 812,020.94 and 162,172.84

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Solution

The fourth proportional to 541,267.56, 812,020.94 and 162,172.84 is: 243,295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,267.56 : 812,020.94 = 162,172.84 : x
  2. Step 2: Convert to fraction form
    541,267.56/812,020.94 = 162,172.84/x
  3. Step 3: Cross multiply
    541,267.56x = 812,020.94 × 162,172.84
  4. Step 4: Simplify right side
    541,267.56x = 131,687,741,979.27
  5. Step 5: Solve for x
    x = 131,687,741,979.27/541,267.56
  6. Step 6: Final answer
    x = 243,295.09

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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.