Home / 231,608.77-347,486.96-103,505.24

Finding the Fourth Proportional to 231,608.77, 347,486.96 and 103,505.24

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Solution

The fourth proportional to 231,608.77, 347,486.96 and 103,505.24 is: 155,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,608.77 : 347,486.96 = 103,505.24 : x
  2. Step 2: Convert to fraction form
    231,608.77/347,486.96 = 103,505.24/x
  3. Step 3: Cross multiply
    231,608.77x = 347,486.96 × 103,505.24
  4. Step 4: Simplify right side
    231,608.77x = 35,966,722,319.15
  5. Step 5: Solve for x
    x = 35,966,722,319.15/231,608.77
  6. Step 6: Final answer
    x = 155,290.85

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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.