Home / 56,911.86-85,161.21-41,148.45

Finding the Fourth Proportional to 56,911.86, 85,161.21 and 41,148.45

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Solution

The fourth proportional to 56,911.86, 85,161.21 and 41,148.45 is: 61,573.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,911.86 : 85,161.21 = 41,148.45 : x
  2. Step 2: Convert to fraction form
    56,911.86/85,161.21 = 41,148.45/x
  3. Step 3: Cross multiply
    56,911.86x = 85,161.21 × 41,148.45
  4. Step 4: Simplify right side
    56,911.86x = 3,504,251,791.62
  5. Step 5: Solve for x
    x = 3,504,251,791.62/56,911.86
  6. Step 6: Final answer
    x = 61,573.31

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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.