Home / 77,211.44-115,835.16-29,833.52

Finding the Fourth Proportional to 77,211.44, 115,835.16 and 29,833.52

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Solution

The fourth proportional to 77,211.44, 115,835.16 and 29,833.52 is: 44,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,211.44 : 115,835.16 = 29,833.52 : x
  2. Step 2: Convert to fraction form
    77,211.44/115,835.16 = 29,833.52/x
  3. Step 3: Cross multiply
    77,211.44x = 115,835.16 × 29,833.52
  4. Step 4: Simplify right side
    77,211.44x = 3,455,770,562.56
  5. Step 5: Solve for x
    x = 3,455,770,562.56/77,211.44
  6. Step 6: Final answer
    x = 44,757.23

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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.