Home / 272,496.33-408,153.74-131,960.25

Finding the Fourth Proportional to 272,496.33, 408,153.74 and 131,960.25

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Solution

The fourth proportional to 272,496.33, 408,153.74 and 131,960.25 is: 197,654.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,496.33 : 408,153.74 = 131,960.25 : x
  2. Step 2: Convert to fraction form
    272,496.33/408,153.74 = 131,960.25/x
  3. Step 3: Cross multiply
    272,496.33x = 408,153.74 × 131,960.25
  4. Step 4: Simplify right side
    272,496.33x = 53,860,068,909.03
  5. Step 5: Solve for x
    x = 53,860,068,909.03/272,496.33
  6. Step 6: Final answer
    x = 197,654.29

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1.5x scale

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.