Home / 130,514.56-195,755.16-41,760.64

Finding the Fourth Proportional to 130,514.56, 195,755.16 and 41,760.64

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Solution

The fourth proportional to 130,514.56, 195,755.16 and 41,760.64 is: 62,635.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,514.56 : 195,755.16 = 41,760.64 : x
  2. Step 2: Convert to fraction form
    130,514.56/195,755.16 = 41,760.64/x
  3. Step 3: Cross multiply
    130,514.56x = 195,755.16 × 41,760.64
  4. Step 4: Simplify right side
    130,514.56x = 8,174,860,764.90
  5. Step 5: Solve for x
    x = 8,174,860,764.90/130,514.56
  6. Step 6: Final answer
    x = 62,635.62

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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.