Home / 231,907.22-347,927.25-113,613.20

Finding the Fourth Proportional to 231,907.22, 347,927.25 and 113,613.20

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Solution

The fourth proportional to 231,907.22, 347,927.25 and 113,613.20 is: 170,452.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,907.22 : 347,927.25 = 113,613.20 : x
  2. Step 2: Convert to fraction form
    231,907.22/347,927.25 = 113,613.20/x
  3. Step 3: Cross multiply
    231,907.22x = 347,927.25 × 113,613.20
  4. Step 4: Simplify right side
    231,907.22x = 39,529,128,239.70
  5. Step 5: Solve for x
    x = 39,529,128,239.70/231,907.22
  6. Step 6: Final answer
    x = 170,452.34

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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.