Home / 55,321.44-82,951.20-37,812.48

Finding the Fourth Proportional to 55,321.44, 82,951.20 and 37,812.48

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Solution

The fourth proportional to 55,321.44, 82,951.20 and 37,812.48 is: 56,697.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,321.44 : 82,951.20 = 37,812.48 : x
  2. Step 2: Convert to fraction form
    55,321.44/82,951.20 = 37,812.48/x
  3. Step 3: Cross multiply
    55,321.44x = 82,951.20 × 37,812.48
  4. Step 4: Simplify right side
    55,321.44x = 3,136,590,590.98
  5. Step 5: Solve for x
    x = 3,136,590,590.98/55,321.44
  6. Step 6: Final answer
    x = 56,697.56

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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.