Home / 270,770.10-406,043.37-102,261.75

Finding the Fourth Proportional to 270,770.10, 406,043.37 and 102,261.75

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Solution

The fourth proportional to 270,770.10, 406,043.37 and 102,261.75 is: 153,350.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,770.10 : 406,043.37 = 102,261.75 : x
  2. Step 2: Convert to fraction form
    270,770.10/406,043.37 = 102,261.75/x
  3. Step 3: Cross multiply
    270,770.10x = 406,043.37 × 102,261.75
  4. Step 4: Simplify right side
    270,770.10x = 41,522,705,592.10
  5. Step 5: Solve for x
    x = 41,522,705,592.10/270,770.10
  6. Step 6: Final answer
    x = 153,350.41

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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.