Home / 272,747.78-408,984.84-158,932.46

Finding the Fourth Proportional to 272,747.78, 408,984.84 and 158,932.46

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Solution

The fourth proportional to 272,747.78, 408,984.84 and 158,932.46 is: 238,318.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,747.78 : 408,984.84 = 158,932.46 : x
  2. Step 2: Convert to fraction form
    272,747.78/408,984.84 = 158,932.46/x
  3. Step 3: Cross multiply
    272,747.78x = 408,984.84 × 158,932.46
  4. Step 4: Simplify right side
    272,747.78x = 65,000,966,723.91
  5. Step 5: Solve for x
    x = 65,000,966,723.91/272,747.78
  6. Step 6: Final answer
    x = 238,318.96

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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.