Home / 551,246.70-826,821.45-151,851.90

Finding the Fourth Proportional to 551,246.70, 826,821.45 and 151,851.90

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Solution

The fourth proportional to 551,246.70, 826,821.45 and 151,851.90 is: 227,764.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,246.70 : 826,821.45 = 151,851.90 : x
  2. Step 2: Convert to fraction form
    551,246.70/826,821.45 = 151,851.90/x
  3. Step 3: Cross multiply
    551,246.70x = 826,821.45 × 151,851.90
  4. Step 4: Simplify right side
    551,246.70x = 125,554,408,143.26
  5. Step 5: Solve for x
    x = 125,554,408,143.26/551,246.70
  6. Step 6: Final answer
    x = 227,764.46

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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.