Home / 551,021.04-826,432.20-151,610.04

Finding the Fourth Proportional to 551,021.04, 826,432.20 and 151,610.04

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Solution

The fourth proportional to 551,021.04, 826,432.20 and 151,610.04 is: 227,387.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,021.04 : 826,432.20 = 151,610.04 : x
  2. Step 2: Convert to fraction form
    551,021.04/826,432.20 = 151,610.04/x
  3. Step 3: Cross multiply
    551,021.04x = 826,432.20 × 151,610.04
  4. Step 4: Simplify right side
    551,021.04x = 125,295,418,899.29
  5. Step 5: Solve for x
    x = 125,295,418,899.29/551,021.04
  6. Step 6: Final answer
    x = 227,387.72

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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.