Home / 272,496.58-408,154.11-131,960.50

Finding the Fourth Proportional to 272,496.58, 408,154.11 and 131,960.50

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Solution

The fourth proportional to 272,496.58, 408,154.11 and 131,960.50 is: 197,654.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,496.58 : 408,154.11 = 131,960.50 : x
  2. Step 2: Convert to fraction form
    272,496.58/408,154.11 = 131,960.50/x
  3. Step 3: Cross multiply
    272,496.58x = 408,154.11 × 131,960.50
  4. Step 4: Simplify right side
    272,496.58x = 53,860,220,432.66
  5. Step 5: Solve for x
    x = 53,860,220,432.66/272,496.58
  6. Step 6: Final answer
    x = 197,654.67

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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.